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US Patent: 869,247
Combined motor and hand operated rotary blower
Patentee:
Henry B. Keiper - Lancaster, PA

USPTO Classifications:
415/124

Tool Categories:
metalworking machines : forging machinery

Assignees:
Champion Blower & Forge Co. - Lancaster, PA

Manufacturer:
Champion Blower & Forge Co. - Lancaster, PA

Witnesses:
Charles E. Long
Leon K. Paxson

Patent Dates:
Applied: Feb. 01, 1907
Granted: Oct. 29, 1907

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Champion Blower & Forge Co.

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