US PATENT SUBCLASS 445 / 70
.~.~ Having evacuation or degasification means or means to introduce gas, vapor, liquid or solid treating agent


Current as of: June, 1999
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445 /   HD   ELECTRIC LAMP OR SPACE DISCHARGE COMPONENT OR DEVICE MANUFACTURING

60  DF  APPARATUS {7}
66  DF  .~ Assembly means {4}
70.~.~ Having evacuation or degasification means or means to introduce gas, vapor, liquid or solid treating agent


DEFINITION

Classification: 445/70

Having evacuation or degasification means or means to introduce gas, vapor, liquid or solid treating agent:

(under subclass 66) Apparatus including means for (1) applying gaseous material, aerosol, liquid, or solid treating material within an enclosure of an electric lamp or electric space discharge device; (2) removing, absorbing, or adsorbing gaseous material or aerosol from within an enclosure of the lamp or device; or (3) removing gases or vapors from other parts of the lamp or discharge device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

38+, for methods of assembly including evacuating, degasifying or gas, vapor, liquid, or meltable or sublimable solid introduction.

73, for similar subject matter which does not include any assembly apparatus - see the search notes thereunder.