US PATENT SUBCLASS 104 / 88.05
.~.~ Including override feature

Current as of: June, 1999
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104 /   HD   RAILWAYS

88.01  DF  SELECTIVE DELIVERY {1}
88.02  DF  .~ Electrical control {3}
88.05.~.~ Including override feature

DEFINITION

Classification: 104/88.05

Including override feature:

(under subclass 88.02) Subject matter wherein the device includes a control means which upon actuation nullifies the action directed by the device.

SEE OR SEARCH CLASS

246, Railway Switches and Signals,

25+, for signal clearing operation.