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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10,553
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Feb. 21, 1854
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Machine for slitting clothes-pins
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John B. Smith |
Sunapee, NH |
This machine was the first in a succession patented by John B. Smith, all for making clothes-pins. Smith manufactured both the machines and the clothes-pins themselves, and was quite successful at both. |
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85,338
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Dec. 29, 1868
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Improvement in machine for making clothes-pins
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John B. Smith |
Sunapee, NH |
"In this machine a square billet of wood, of proper length, is carried to the cutters, turned, headed and slotted, by successive automatic movements, and delivered from the machine a finished clothes pin." See also patent 144,152 for an improvement to this noteworthy and commercially successful clothespin machine. |
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144,152
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Oct. 28, 1873
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Improvement in machinery for making clothes-pins
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John B. Smith |
Sunapee, NH |
Smith's clothespin machinery was ultimately able to make 125 finished pins per minute. His sons continued the business into the 1900s. |
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3,460
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May. 29, 1874
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Improvement on machines for making clothes pins, called "Smith's Clothes Pin Machine"
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J. D. Sleeper |
QC, Canada |
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Improvement on machines for making clothes pins, called "Smith's Clothes Pin Machine"
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John Batchelder Smith |
Sunapee, NH |
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