Dowel bit
United States Patent 3208542
US Patent References:
/D158629.html
- - D158629

/0100686.html
- - 0100686

/0560500.html
- - 0560500

/0740906.html
- - 0740906

/0843764.html
- - 0843764


Inventors:
Artur, Fischer
Publication Date:
09/28/1965
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Assignee:
Artur, Fischer
Primary Class:
175/403
Other Classes:
411/31, 7/169, 408/204
International Classes:
B28D1/00; B28D1/04; B28D1/02
US Patent References:
0860314
0992421
1034803
1053148
1208164
1224579
1383045Method of making cutters for pencil-sharpeners
1442184Socket wrench
1716984
1829659Tubular saw
2015339Method of making a hole saw
Foreign References:
FR405498A
GB190205115A
GB202342A
CH235965A