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US Patent: 876,723
Tap Holder
Patentee:
Wilbur A. Leonard - New Haven, New Haven County, CT

USPTO Classifications:
408/140, 470/103, 470/182

Tool Categories:
metalworking tools : tap and die holders

Assignees:
Geometric Tool Co. - New Haven, New Haven County, CT

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 27, 1907
Granted: Jan. 14, 1908

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Geometric Tool Co.

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