US PATENT SUBCLASS 178 / 77
COMBINED INSTRUMENTS

Current as of: June, 1999
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178 /   HD   TELEGRAPHY

77COMBINED INSTRUMENTS {1}
78  DF  .~> Portable sets

DEFINITION

Classification: 178/77

(under the class definition) Telegraph instruments structurally united in one or capable of performing the functions of two or more separate instruments, except combinations with transmitters, separately classified under "Code-transmitters."

SEE OR SEARCH THIS CLASS, SUBCLASS:

80, for structural combinations of code-transmitters with some other telegraph instrument.

81, for transmitters combined with typewriters.

SEE OR SEARCH CLASS

399, Electrophotography,

1+, for a combination of electrophotos:graphic devices with diverse subject matter.