US Patent: 115,019 - Improvement in adjustable rulers


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US Patent: 115,019

Improvement in adjustable rulers

Patentee:

Edward Bostock (exact or similar names) - Albany, NY

USPTO Classifications:

33/489

Tool Categories:

Assignees:

None

Manufacturer:

Bostock & Pancoast - Philadelphia, PA

Witnesses:

G. R. Hodgkins

Wm. W. Ledyard

Patent Dates:
Granted:	May 23, 1871

Patent Pictures: [ 1 | 2 ]

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Description:

An item resembling this patent appeared in a Martin J. Donnelly auction. Martin's description mentions a patent date of August 6, 1867 67,487. The description did not mention this patent.