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Patent number:
Patent Date:
US Patent: 1,731,692
Card-holding device
Patentee:
Fred Weindel, Jr. (
exact
or
similar
names) - Allentown, PA
USPTO Classifications:
248/468
,
273/150
,
40/658
Tool Categories:
Assignees:
L. F. Grammes & Sons, Inc.
- Allentown, PA
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Mar. 12, 1926
Granted:
Oct. 15, 1929
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for L. F. Grammes & Sons
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