Patentees:
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Donald J. Cayen (exact or similar names) - Fond Du Lac, Fond Du Lac County, WI |
Orville W. Ehrhardt (exact or similar names) - Fond Du Lac, Fond Du Lac County, WI |
Richard V. Fatke (exact or similar names) - Fond Du Lac, Fond Du Lac County, WI |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Dec. 16, 1971 |
Granted: |
Nov. 02, 1976 |
USPTO (New site tip) Google Patents
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Joel Havens "Vintage Machinery" entry for Giddings & Lewis Manufacturing Co.
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