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Patent number:
Patent Date:
US Patent: 568,192
Key Seat Rule
Patentee:
Frank Cramblitt (
exact
or
similar
names) - Baltimore, MD
USPTO Classifications:
33/489
Tool Categories:
rules
:
rule attachments
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Lee I. Van Horn
Charles B. Mann, Jr.
Patent Dates:
Applied:
Jul. 03, 1896
Granted:
Sep. 22, 1896
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Charles B. Mann - patent attorney
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