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US Patent: 626,246
Guide Support for Compasses
Patentee:
Robert R. Robinson (exact or similar names) - New York, NY

USPTO Classifications:
33/41.6

Tool Categories:
layout tools : compasses

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 13, 1898
Granted: Jun. 06, 1899

Patent Pictures:
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