Hole saw

Details Hole saw Hole saw

1983-02-07

1986-01-28

Burke, Wallace R.

Machines not elsewhere specified

Material working, abrading, or founding machinery

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Patent

active

D02823691

REFERENCES:
patent: D277930 (1985-03-01), Croyden
patent: 3778179 (1973-12-01), Rivas
patent: 4297059 (1981-10-01), Giyanaga
patent: 4322188 (1982-03-01), Hougen
Black and Decker, 1/11/1965, p. 18, Hole Saw, upper left corner.
Millers Falls Tools, 11/6/1975, p. 49, Hole Saw, lower right corner, #2736C.

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