Manufacturers Index - Curtis & Curtis Co.
Curtis & Curtis Co.
Bridgeport, CT, U.S.A.
Manufacturer Class:
Metal Working Machinery
This page contains information on patents issued to this manufacturer.
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253,996
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Feb. 21, 1882
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Screw-cutting die
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William D. Forbes |
Bridgeport, CT |
A 1909 ad from Curtis & Curtis Co. features "The Forbes Patent Die Stock" which was claimed to have "revolutionized pipe cutting and threading methods." |
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270,407
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Jan. 09, 1883
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Screw-threading machine
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William D. Forbes |
Bridgeport, CT |
Improvements to patent 253,996. See also patents 270,408 and 270,409. |
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270,408
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Jan. 09, 1883
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Screw-threading machine
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William D. Forbes |
Bridgeport, CT |
Improvements to patent 253,996. See also patents 270,407 and 270,409. |
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270,409
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Jan. 09, 1883
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Screw-threading machine
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William D. Forbes |
Bridgeport, CT |
Improvements to patent 253,996. See also patents 270,408 and 270,409. |
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16,422
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Mar. 01, 1883
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Die-stock
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William D. Forbes |
Bridgeport, CT |
The inventor's middle name was "Dunderdale", and his occupation was "Mechanical Engineer". |
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356,871
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Feb. 01, 1887
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Pipe and rod vise
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William D. Forbes |
Bridgeport, CT |
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363,626
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May. 24, 1887
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Die-stock
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William D. Forbes |
Bridgeport, CT |
Improvements to patents 270,407 and 270,408, which describe a pipe-threading machine.
A 1909 ad from Curtis & Curtis Co. features "The Forbes Patent Die Stock" which was claimed to have "revolutionized pipe cutting and threading methods." |
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437,291
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Sep. 30, 1890
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Machine for Simultaneously Threading a Plurality of Bolts
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Roderick P. Curtis |
Southport, Fairfield County, CT |
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439,122
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Oct. 28, 1890
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Pipe and Bolt Threading Attachment for Lathes
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Lewis B. Curtis |
Southport, Fairfield County, CT |
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443,500
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Dec. 30, 1890
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Pipe Threading Machine
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Roderick P. Curtis |
Southport, Fairfield County, CT |
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Pipe Threading Machine
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Lewis B. Curtis |
Southport, Fairfield County, CT |
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443,501
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Dec. 30, 1890
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Pipe Threading Machine
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Roderick P. Curtis |
Southport, Fairfield County, CT |
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443,502
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Dec. 30, 1890
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Pipe Threading Machine
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Roderick P. Curtis |
Southport, Fairfield County, CT |
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465,838
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Dec. 29, 1891
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Pipe Threading Attachment for Lathes
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Lewis B. Curtis |
Southport, Fairfield County, CT |
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