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US Patent: 962,583
Micrometer Attachment for Machinist's Calipers
Patentee:
John H. Pember - Columbus, OH

USPTO Classifications:
33/501.5

Tool Categories:
metalworking tools : machinist tools : measuring tools : indicating calipers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Dorris Selaaf
Dudley L. Fisher, Jr.
Downs Schaap
S. H. Carmack

Patent Dates:
Applied: Nov. 15, 1909
Granted: Jun. 28, 1910

Patent Pictures:
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