United States Patent 3124080
US Patent References:
/0148775.html
- - 0148775

/0745876.html
- - 0745876

Grease pump
- - 1657469

Reciprocating pump
- - 1977489

Grease dispensing apparatus
- - 2261834


Publication Date:
03/10/1964
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Primary Class:
92/168
Other Classes:
417/555.100, 222/385, 417/566, 92/250, 92/170.100
International Classes:
F04B9/14; F04B9/00
US Patent References:
2577417Pump combination
2605717Pump for wells
2915986Hand pump for liquids