US PATENT SUBCLASS 131 / 70
.~.~ Tube filling type

Current as of: June, 1999
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131 /   HD   TOBACCO

280  DF  CIGAR OR CIGARETTE MAKING {14}
58  DF  .~ Wrapping devices {4}
70.~.~ Tube filling type {4}
71  DF  .~.~.~> With tip or mouthpiece applier or former {1}
73  DF  .~.~.~> With tube making
74  DF  .~.~.~> With hopper feed of tubes
75  DF  .~.~.~> Mold with encircling wrapper tube

DEFINITION

Classification: 131/70

(under subclass 58) Devices in which the tobacco is placed in a wrapper tube which is formed prior to the filling operation.