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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7,041
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Feb. 02, 1877
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Set gear for circular saw mills
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Hector Gawley |
ON, Canada |
Lumberman/inventor Hector Gawley would eventually move to Michigan, and beginning in 1891 he patented a series of improved friction set-works that were manufactured by the Friction Set Works Co. of Grand Rapids, Michigan. |
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192,576
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Jul. 03, 1877
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Improvement in set-gears for saw-mills
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Hector Gawley |
ON, Canada |
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14,066
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Jan. 26, 1882
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Set gear for circular saw-mills
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Hector Gawley |
Grand Rapids, MI |
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36,624
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May. 19, 1891
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Set work for saw mills
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Hector Gawley |
Grand Rapids, MI |
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43,671
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Jul. 19, 1893
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Set work for saw mills
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Hector Gawley |
Grand Rapids, MI |
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536,140
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Mar. 19, 1895
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Sawmill head-block
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Hector Gawley |
Grand Rapids, MI |
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562,461
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Jun. 23, 1896
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Sawmill-dog
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Hector Gawley |
Grand Rapids, MI |
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563,476
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Jul. 07, 1896
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Offset for sawmill-carriages
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Hector Gawley |
Grand Rapids, MI |
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