US PATENT SUBCLASS 417 / 902
HERMETICALLY SEALED MOTOR PUMP UNIT

Current as of: June, 1999
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417 /   HD   PUMPS

902HERMETICALLY SEALED MOTOR PUMP UNIT

DEFINITION

Classification: 417/902

Pumps comprising a motor driving the pump, the motor and pump being disposed within a sealed casing such that no part of the motor-pump unit projects through the casing so as to require a running seal.