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US Patent: 2,374,250
Worm Gear Hobbing Machine
Patentee:
William F. Zimmermann (exact or similar names) - Maplewood, Essex County, NJ

USPTO Classifications:
409/15, 409/24

Tool Categories:
metalworking machines : gear making machines : gear hobbing machines

Assignees:
Gould & Eberhardt - Irvington, Essex County, NJ

Manufacturer:
Gould & Eberhardt - Irvington, Essex County, NJ

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 12, 1941
Granted: Apr. 24, 1945

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Gould & Eberhardt

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