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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52,431
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Feb. 06, 1866
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Improvement in pumps
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Calvin B. Gill |
Rochester, NY |
Of interest because Sylvester Mason was a partner in machinery maker Mason & Pierce. |
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Improvement in pumps
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Sylvester G. Mason |
Rochester, NY |
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57,531
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Aug. 28, 1866
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Improvement in pump-pistons
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Sylvester G. Mason |
Elbridge, NY |
Of interest because Sylvester Mason was a partner in machinery maker Mason & Pierce. |
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89,060
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Apr. 20, 1869
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Improvement in pump-piston
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Sylvester G. Mason |
Rochester, NY |
Of interest because Sylvester Mason was a partner in machinery maker Mason & Pierce. |
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104,613
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Jun. 21, 1870
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Improvement in saw-hangings
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Sylvester G. Mason |
Rochester, NY |
"Mason's Patent Scroll Saw" is listed in an 1875 patent for H. & J. Beisheim and in an 1876 ad for Henry Beisheim. See also patent 114,835. |
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114,835
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May. 16, 1871
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Improvement in scroll-sawing machines
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Sylvester G. Mason |
Rochester, NY |
"Mason's Patent Scroll Saw" is listed in an 1875 ad for H. & J. Beisheim and in an 1876 ad for Henry Beisheim. See also patent 104,613. |
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195,145
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Sep. 11, 1877
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Improvement in vehicle-hubs
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Sylvester G. Mason |
Crown Point, NY |
Of interest because Sylvester Mason was a partner in machinery maker Mason & Pierce. |
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238,299
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Mar. 01, 1881
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Wagon-axle
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Sylvester G. Mason |
Crown Point, NY |
Of interest because Sylvester Mason was a partner in machinery maker Mason & Pierce. |