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US Patent: 2,975,701
Power press with shiftable bolster means
Patentees:
Edwin A. Munschauer, Jr. (exact or similar names) - Snyder, NY
George E. Munschauer (exact or similar names) - Eggertsville, NY
Frederick E. Munschauer, Jr. (exact or similar names) - Eggertsville, NY

USPTO Classifications:
100/214, 100/215, 100/224, 100/229R, 100/295, 100/918, 72/448, 83/532

Tool Categories:
metalworking machines : metalworking presses : punch presses
metalworking machines : metalworking presses : stamping presses
metalworking machines : sheet metal : stamping presses

Assignees:
Niagara Machine & Tool Works - Buffalo, NY

Manufacturer:
Niagara Machine & Tool Works - Buffalo, NY

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 17, 1960
Granted: Mar. 21, 1961

Patent Pictures:
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Google Patents
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Vintage Machinery entry for Niagara Machine & Tool Works

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