US PATENT SUBCLASS 137 / 385
.~ Locks against rotary motion

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

383  DF  WITH LOCK OR SEAL {3}
385.~ Locks against rotary motion

DEFINITION

Classification: 137/385

(under subclass 383) Apparatus with a lock means the proximate effect of which is to prevent rotation of a rotatable element.