US PATENT SUBCLASS 292 / 80
.~ Spring arm

Current as of: June, 1999
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292 /   HD   CLOSURE FASTENERS

2  DF  BOLTS {15}
80.~ Spring arm {2}
81  DF  .~.~> Operating means {7}
91  DF  .~.~> Multiple head

DEFINITION

Classification: 292/80

(under subclass 2) Devices forming a part of or carried by spring-arms.

(1) Note. Spring-arm bolts having hooked ends are classified in the respective subclasses under Spring-arm bolts.