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US Patent: 2,507,677
Polishing machine
Patentees:
Clifford I. Packer (exact or similar names) - Meriden, CT
Paul R. Nickerson (exact or similar names) - Yalesville, CT
John F. Harper (exact or similar names) - Portland, CT

USPTO Classifications:
451/310, 451/311, 451/363

Tool Categories:
woodworking machines : sanding machines : belt sanders

Assignees:
Packer Machine Co. - Meriden, CT

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 16, 1947
Granted: May 16, 1950

Patent Pictures:
USPTO (New site tip)
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