US PATENT SUBCLASS 340 / 675
.~.~.~ Web, film, or strip

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

500  DF  CONDITION RESPONSIVE INDICATING SYSTEM {6}
540  DF  .~ Specific condition {18}
673  DF  .~.~ Article transport {3}
675.~.~.~ Web, film, or strip {1}
676  DF  .~.~.~.~> Conveyor belt

DEFINITION

Classification: 340/675

Web, film, or strip:

(under subclass 673) Subject matter where the moving object is a continuous web, film, or strip.

SEE OR SEARCH CLASS

73, Measuring and Testing,

157, for film sprocket hole testing; and subclasses 159+ for sheet, woven fabric, or fiber testing.

242, Winding, Tensioning, or Guiding,

357, 472.0+, 479.9+, 484.8, 484.9+, 534+, and 563+ for a detector or stop associated with winding or unwinding an elongated material.

250, Radiant Energy, 548, and 559.01+ for photocell circuits for detecting a web, strip, or sheet.