US PATENT SUBCLASS 178 / 21
.~ Stenographic

Current as of: June, 1999
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178 /   HD   TELEGRAPHY

2 R  DF  SYSTEMS {21}
21.~ Stenographic

DEFINITION

Classification: 178/21

(under subclass 2) Systems for transmitting stenos:graphic or shorthand messages, characters, or abbreviated codes corresponding thereto and generally employing a transmitter or receiver, or both, of the multiple-pen type.

SEE OR SEARCH CLASS

380, Cryptography, appropriate subclasses for cryptos:graphic equipment.

400, Typewriting Machines,

91+, for stenos:graphic machines.