US PATENT SUBCLASS 178 / 91
.~.~ Siphon

Current as of: June, 1999
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178 /   HD   TELEGRAPHY

118  DF  RECEIVERS {4}
89  DF  .~ Code recorders {8}
91.~.~ Siphon

DEFINITION

Classification: 178/91

(under subclass 89) Code-recorders having a siphon for supplying the ink or fluid to produce the record.

SEE OR SEARCH THIS CLASS, SUBCLASS:

63, for telegraph systems in which siphon recorders are ordinarily employed.

SEE OR SEARCH CLASS

324, Electricity: Measuring and Testing,

76.11+, for electric meters and meter movements. 335, Electricity: Magnetically Operated Switches, Magnets, and Electromagnets,

148+, for moving coil switches and subclass 222 for relay devices with a coil movable relative to a permanent magnet.