US PATENT SUBCLASS 313 / 323
COMBINED


Current as of: June, 1999
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313 /   HD   ELECTRIC LAMP AND DISCHARGE DEVICES

323COMBINED {1}
324  DF  .~> With casing or jacket


DEFINITION

Classification: 313/323

(under the class definition) Lamps and discharge devices claimed in combination with structure classifiable, per se, in other classes when such combinations are not classified in any of the subclasses in this class preceding this subclass.

(1) Note. In this and the indented subclass, for example, are lamps and discharge devices which have a casing (other than an envelope or a casing provided for temperature modifying purposes), and combinations with signal or indicator means.

(2) Note. This and the indented subclass contains cross-references of patents for lamps and discharge devices classified in the preceding subclasses which do not specifically provide for combined subject matter.