US PATENT SUBCLASS 396 / FOR 959
.~.~ Spool (354/341)

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

FOR 915  DF  FLUID-TREATING APPARATUS (354/297) {14}
FOR 958  DF  .~ Film holding device (354/340) {5}
FOR 959.~.~ Spool (354/341)

DEFINITION

Classification: 396/FOR.959

Spool: (354/341)

Subject matter under subclass FOR 958 wherein the structure is cylindrical which usually has a rim or ridge at each end and an axial portion on which or about which the material is placed.