US Patent: 438,970 - Machine for making sheet-metal moldings


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US Patent: 438,970

Machine for making sheet-metal moldings

Patentee:

John W. Yates (exact or similar names) - New Decatur, AL

USPTO Classifications:

72/473, 72/475, 72/478

Tool Categories:

metalworking machines : metal bending machines

Assignees:

None

Manufacturer:

J. M. Robinson Mfg. Co. - Cincinnati, OH

Witnesses:

F. Woodmansel

D. W. Barton

Patent Dates:
Applied:	Apr. 23, 1890
Granted:	Oct. 21, 1890

Patent Pictures:

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Vintage Machinery entry for J. M. Robinson Mfg. Co.

Description:

This patent metal molding machine was subsequently improved in patent 464,410. An 1898 broadsheet from J. M. Robinson Mfg. Co. features "Robinson's Power Curved Moulding Machine", with the later patent date visible on the machine.