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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)
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