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Patent number:
Patent Date:
US Patent: 648,602
Machine for Cutting Rubber Sealing Rings for Jars, &c.
Patentee:
John E. Thropp, Jr. (
exact
or
similar
names) - Trenton, Mercer County, NJ
USPTO Classifications:
451/246
,
82/132
,
82/135
,
82/79
Tool Categories:
specialty machines
:
material cutting machines
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Oct. 25, 1899
Granted:
May 01, 1900
Patent Pictures:
USPTO
(New site tip)
Google Patents
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