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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150,737
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May. 12, 1874
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Improvement in lathes
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Charles W. Wilder |
Fitchburg, MA |
Improvements to patent 15,446 and patent 18,001.
Seen on old-paper.com: a ca. 1880 flyer for "Wilder's patent variety wood turning lathe, formerly known as the Waymoth variety wood turning lathe. The lathe consists of 3 heads or carriages with one being stationary on the ways." |
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242,242
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May. 31, 1881
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Wood-turning lathe
|
Charles W. Wilder |
Fitchburg, MA |
Improvement on Waymoth's lathe patent 18,001. |
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254,419
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Feb. 28, 1882
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Wood-turning lathe
|
Charles W. Wilder |
Fitchburg, MA |
|
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345,466
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Jul. 13, 1886
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Wood-turning lathe
|
Charles W. Wilder |
Fitchburg, MA |
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569,776
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Oct. 20, 1896
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Wood-turning lathe
|
Charles W. Wilder |
Fitchburg, MA |
Improvement on patents 242,242, 254,419, and 345,466. |