US PATENT SUBCLASS 70 / 156
.~.~.~.~.~ Combination and/or key operable

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


70 /   HD   LOCKS

57  DF  SPECIAL APPLICATION {7}
77  DF  .~ For closures {5}
91  DF  .~.~ Door {5}
101  DF  .~.~.~ Swinging door {4}
141  DF  .~.~.~.~ Locking latch bolts, biased {5}
156.~.~.~.~.~ Combination and/or key operable {1}
157  DF  .~.~.~.~.~.~> Trip release

DEFINITION

Classification: 70/156

(under subclass 141) Subject matter wherein the locking

mechanism may be a combination or key controlled device, either alternatively or concurrently.