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.
|
298,635
|
May. 13, 1884
|
Damper-regulator
|
Frank Thompson |
New York, NY |
Of interest because a Frank Thompson was manufacturing wood-turning lathes in New York in 1884. We cannot be certain that this patent was granted to the same Frank Thompson. We did find an ad in The Polytechnic Engineer for "Established 1887 / Frank Thompson / Practical plumber and gas fitter ... 196 Flatbush Avenue". |
|
331,246
|
Nov. 24, 1885
|
Steam-trap
|
John W. Kenyon |
Brooklyn, NY |
Of interest because a Frank Thompson was manufacturing wood-turning lathes in New York in 1884. We cannot be certain that this patent was co-assigned to the same Frank Thompson. |