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Manufacturers Index - Friction Set Works Co.
Patents
This page contains information on patents issued to this manufacturer.

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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.

Patent Number Date Title Name City Description
7,041 Feb. 02, 1877 Set gear for circular saw mills 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.
192,576 Jul. 03, 1877 Improvement in set-gears for saw-mills Hector Gawley ON, Canada
14,066 Jan. 26, 1882 Set gear for circular saw-mills Hector Gawley Grand Rapids, MI
36,624 May. 19, 1891 Set work for saw mills Hector Gawley Grand Rapids, MI
43,671 Jul. 19, 1893 Set work for saw mills Hector Gawley Grand Rapids, MI
536,140 Mar. 19, 1895 Sawmill head-block Hector Gawley Grand Rapids, MI
562,461 Jun. 23, 1896 Sawmill-dog Hector Gawley Grand Rapids, MI
563,476 Jul. 07, 1896 Offset for sawmill-carriages Hector Gawley Grand Rapids, MI