US PATENT SUBCLASS 369 / 21
.~.~ In vehicle or elevator

Current as of: June, 1999
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369 /   HD   DYNAMIC INFORMATION STORAGE OR RETRIEVAL

19  DF  CONTROL BY TIMER OR EXTERNAL EXTRANEOUS CONDITION {1}
20  DF  .~ By diverse art device {2}
21.~.~ In vehicle or elevator

DEFINITION

Classification: 369/21

In vehicle or elevator:

(under subclass 19) Subject matter wherein the storage or retrieval device is located in a movable passenger carrying compartment.

(1) Note. The controlling condition may be external to the vehicle.

SEE OR SEARCH CLASS

340, Communications: Electrical,

139+, and 901+ for a communication device for an elevator or a vehicle, in general.