Lapidary wheel
United States Patent 2745225
US Patent References:
/0553225.html
- - 0553225

/0583670.html
- - 0583670

/1262217.html
- - 1262217

Worm-thread-polishing machine
- - 1660811

Dental instrument
- - 2076449


Inventors:
Vonada, Phillip A.
Publication Date:
05/15/1956
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Assignee:
Vonada, Phillip A.
Primary Class:
451/541
Other Classes:
451/180
International Classes:
B24D7/00
Foreign References:
GB187101528A
GB189406978A
GB191421676A
DE251167C