US Patent: 2,348,875 - Punch and die


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US Patent: 2,348,875

Punch and die

Patentee:

Charles L. Beard (exact or similar names) - Lancaster, PA

USPTO Classifications:

72/327, 72/335

Tool Categories:

metalworking machines : metalworking presses : punch presses : dies for punch presses

Assignees:

None

Manufacturer:

C-B Tool Co. - Lancaster, PA

Witnesses:

Unknown

Patent Dates:
Applied:	Jun. 11, 1943
Granted:	May 16, 1944

Patent Pictures:

USPTO (New site tip)
Google Patents
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Vintage Machinery entry for C-B Tool Co.

Description:

This punch and die forms a hole in sheet metal with integral flange to pass a guide cable, and is clearly intended for aircraft manufacture and repair.