US PATENT SUBCLASS 403 / 15
.~ Utilizing fluid pressure

Current as of: June, 1999
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403 /   HD   JOINTS AND CONNECTIONS

11  DF  WITH ADJUNCTIVE PROTECTOR, BROKEN PARTS RETAINER, REPAIR, ASSEMBLY OR DISASSEMBLY FEATURE {8}
15.~ Utilizing fluid pressure

DEFINITION

Classification: 403/15

(under subclass 11) Structure wherein the feature utilizes fluid pressure in performing its function.