US PATENT SUBCLASS 440 / 46
.~ Having means to prevent clogging

Current as of: June, 1999
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440 /   HD   MARINE PROPULSION

38  DF  JET DRIVE {5}
46.~ Having means to prevent clogging

DEFINITION

Classification: 440/46

Having means to prevent clogging:

(under subclass 38) Device wherein a means is provided to inhibit the obstruction of the fluid passageway by foreign material.