If you find a patent number or patent date by this manufacturer that is not on this
list, please contact the Site Historian.
Key to Links for Patent Information
USPTO = U.S. Patent Office .
Images of the actual patent can be viewed on the U.S. Patent Office web site but
a special TIFF viewer must be installed with your browser in order properly work.
More information on how to configure your computer to view these patents can be
found at TIFF image Viewers
for Patent Images.
DATAMP = Directory of American Tool And
Machinery Patents . A sister site to VintageMachinery.org with information
on patents related to machinery and tools. A much easier user interface than the
USPTO's for finding information on machinery patents.
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11,907
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Nov. 07, 1854
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Machine for cutting tenons on blind-slats
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Erastus W. Roff |
Newark, NJ |
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107,943
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Oct. 04, 1870
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Improvement in cutter-heads for planers
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John More |
New York, NY |
The inventor was with Duke & More's Mills at 304 West Fifty-fourth Street, New York. This patented spiral cutterhead was manufactured by Huntington Machine Works in Newark.
"I do not claim twisted cutters, broadly, those being certainly as old as 1818." Instead, he claims the particular form of the cast cutterhead and forged knives. |
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126,093
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Apr. 23, 1872
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Improvement in swinging saws
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Erastus W. Roff |
Newark, NJ |
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133,724
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Dec. 10, 1872
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Improvement in tenoning-machines
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Erastus W. Roff |
Newark, NJ |
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