Surface finishing machine
United States Patent 2507052
US Patent References:
/0048062.html
- - 0048062

/0589006.html
- - 0589006

/1224943.html
- - 1224943

Rail-grinder
- - 1340991

Rail-grinding machine
- - 1772636


Inventors:
Robinson, Albert P.
Publication Date:
05/09/1950
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Assignee:
Robinson, Albert P.
Primary Class:
451/353
Other Classes:
15/49.100, 451/354, 299/41.100
International Classes:
B24B7/18; B24B7/00
US Patent References:
1799109Grinding machine
2201420Abrading machine