US PATENT SUBCLASS 178 / 24
.~.~ Bulletin

Current as of: June, 1999
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178 /   HD   TELEGRAPHY

2 R  DF  SYSTEMS {21}
23 R  DF  .~ Printing {8}
24.~.~ Bulletin

DEFINITION

Classification: 178/24

(under subclass 23) Systems for printing on bulletin boards.