APPARATUS FOR HONING MAGNETIC DISCS
United States Patent 3486274
US Patent References:
Machine tool
- - 2145310

/0774857.html
- - 0774857

Runner for grinding curved-glass surfaces
- - 1508396

Glass-surfacing apparatus
- - 1673910

Means for treating hard surfaces
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Inventors:
David, Charles W.
Publication Date:
12/30/1969
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Assignee:
DATA PRODUCTS CORP
Primary Class:
International Classes:
B24B7/10; B24D13/14; B24B7/00; B24D13/00; B24B5/26; B24D5/02; B24D7/02
US Patent References:
2419739Crystal grinding device
2719390Lap and method for grinding plate glass
2771718Stone polishing machine
2912802Lapping machine
3161996Method of conditioning a rotatable lap




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