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US Patent: 1,343,554
Machine for Forming Grooves
Patentee:
William F. Fischer (exact or similar names) - Philadelphia, PA

USPTO Classifications:
409/289, 409/305, 409/306, 82/902

Tool Categories:
metalworking machines : oil grooving machines

Assignees:
None

Manufacturer:
Fischer Machine Co. - Philadelphia, PA

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 28, 1919
Granted: Jun. 15, 1920

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Fischer Machine Co.

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