US Patent: 3,422,724
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Mechanism for Effecting Angular Orientation of a Machine Tool Spindle
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Patentees:
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Frank Zankl (exact or similar names) - Milwaukee, Milwaukee County, WI |
Richard E. Stobbe (exact or similar names) - Greenfield, Milwaukee County, WI |
Clyde E. Mattson (exact or similar names) - Waukesha, Waukesha County, WI |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Nov. 21, 1966 |
Granted: |
Jan. 21, 1969 |
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Joel Havens "Vintage Machinery" entry for Kearney & Trecker Co.
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