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US Patent: 3,081,821
Cylinder mold
Patentee:
Alan R. Hamilton - Brantford, ON Canada

USPTO Classifications:
162/357, 277/369, 277/387, 277/903

Tool Categories:
specialty machines : paper making machines

Assignees:
Koehring-Waterous Ltd. - Brantford, ON Canada

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 28, 1960
Granted: Mar. 19, 1963

Patent Pictures:
USPTO pdf tiff
Google Patents
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