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US Patent: 1,462,130
Micrometer Caliper
Patentee:
Lawrence O. Beard (exact or similar names) - Lancaster, Lancaster County, PA

USPTO Classifications:
33/544.5, 33/827

Tool Categories:
metalworking tools : machinist tools : measuring tools : inside micrometers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Sep. 06, 1922
Granted: Jul. 17, 1923

Patent Pictures:
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