US Patent: 464,410
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Machine for molding and embossing sheet metal
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Patentee:
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John W. Yates (exact or similar names) - New Decatur, AL |
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Patent Dates:
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Applied: |
May 26, 1891 |
Granted: |
Dec. 01, 1891 |
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Jeff Joslin Vintage Machinery entry for J. M. Robinson Mfg. Co.
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Description: |
Improvements to the inventor's patent 438,970. An 1898 broadsheet from J. M. Robinson Mfg. Co. features "Robinson's Power Curved Moulding Machine", with this patent date visible on the machine. The ad also shows a "curved sky-light bar" as a work sample. |
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