US Patent: 3,075,413
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Automotive Brake Drum Lathe
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Patentees:
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Francis P. Healy (exact or similar names) - Springfield, Hampden County, MA |
Edward A. Allen (exact or similar names) - Westfield, Hampden County, MA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Dec. 03, 1959 |
Granted: |
Jan. 29, 1963 |
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Joel Havens
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Description: |
Claim:
It is the general object of the invention to provide a special purpose lathe of the type mentioned which is adapted to facilitate the accurate machining of the shoe engaging surface of a brake drum to a selected diameter and to facilitate the machining of the shoe engaging surfaces of a number of similar brake drums to precisely the same diameter. |
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