Free-piston pump for washing apparatus
United States Patent 3091954
US Patent References:
Fuel-supply system
- - 1703984

Inertia-operated pumping mechanism
- - 1737380

Washing machine
- - 2909051


Inventors:
Bullock, Norman J.
Brubaker, Robert F.
Billings, Charles K.
Publication Date:
06/04/1963
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Assignee:
GEN MOTORS CORP
Primary Class:
68/18FA
Other Classes:
417/211, 68/53, 417/550, 68/17A
International Classes:
D06F13/04; D06F39/00; D06F13/00
Foreign References:
FR519599A