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US Patent: 2,011,629
Clutch for punch presses or the like
Patentees:
Paul R. Hahnemann (exact or similar names) - Buffalo, NY
Frederick E. Munschauer (exact or similar names) - Buffalo, NY

USPTO Classifications:
192/108, 192/114R, 192/148, 192/24, 192/55.6

Tool Categories:
metalworking machines : metalworking presses : punch presses
industrial machines : industrial machine mechanisms : industrial machine clutches

Assignees:
Niagara Machine & Tool Works - Buffalo, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 18, 1932
Granted: Aug. 20, 1935

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Niagara Machine & Tool Works

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