US PATENT SUBCLASS 205 / 68
.~ Recording device

Current as of: June, 1999
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205 /   HD   ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS

67  DF  ELECTROFORMING OR COMPOSITION THEREFOR {11}
68.~ Recording device

DEFINITION

Classification: 205/68

Recording device:

(under subclass 67) Subject matter wherein recordings or records and record matrices or molds are produced (e.g., sound recordings, etc.).

SEE OR SEARCH CLASS

264, Plastic and Nonmetallic Article Shaping or Treating: Processes, appropriate subclasses for processes, within the class definition, for shaping or moulding plastic materials. In particular, see

106+, pertaining to forming sound grooves in records.