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US Patent: 740,646
Depth Gage
Patentee:
Hans C. Hanson - Newton, MA

USPTO Classifications:
33/533

Tool Categories:
metalworking tools : machinist tools : measuring tools : micrometer depth gages

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Thomas J. Drummond
L. William Lutton
George W. Gregory
Edith M. Stoddard

Patent Dates:
Applied: Jan. 03, 1903
Granted: Oct. 06, 1903

Patent Pictures:
USPTO pdf tiff
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