US PATENT SUBCLASS 116 / 81
.~.~.~ Cord controlled

Current as of: June, 1999
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116 /   HD   SIGNALS AND INDICATORS

67 R  DF  ALARMS {15}
75  DF  .~ Burglar {5}
77  DF  .~.~ Portable {7}
81.~.~.~ Cord controlled

DEFINITION

Classification: 116/81

(under subclass 77) Devices in which trains or clock-work or the triggers of detonating devices are released by the rupture or slackening of a cord stretched across pathways or connected to doors or windows.

SEE OR SEARCH THIS CLASS, SUBCLASS:

94, for closure operated clockwork bell, cable control alarms.

165, for pull cord or rod operated bell.