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US Patent: 715,582
Test Indicator
Patentees:
Fredric B. Jacobs - Quincy, MA
Harold D. Waterhouse - Quincy, MA

USPTO Classifications:
33/533

Tool Categories:
metalworking tools : machinist tools : measuring tools : test indicators

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
A. N. Bonney
A. K. Hood
Henry W. Williams

Patent Dates:
Applied: Oct. 09, 1902
Granted: Dec. 09, 1902

Patent Pictures:
USPTO pdf tiff
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Description:
Henry W. Williams - patent attorney

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