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US Patent: 2,221,141
Dowel pin
Patentee:
Ernest T. Kindt - Lakewood, OH

USPTO Classifications:
164/387, 403/296, 403/345, 403/360, 411/395

Tool Categories:

Assignees:
Kindt-Collins Co. - Lakewood, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 01, 1940
Granted: Nov. 12, 1940

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Kindt-Collins Co.
Description:
These tapered metal pins are for use by patternmakers to keep parts of a mold aligned. This patent is of interest because it is the earliest patent assigned to Kindt-Collins, a maker of sanding machines.

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