US PATENT SUBCLASS 396 / FOR 856
.~.~ Posterior roll (354/216)

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

FOR 842  DF  CAMERA DETAILS (354/202) {10}
FOR 852  DF  .~ Film advancing means (354/212) {4}
FOR 856.~.~ Posterior roll (354/216)

DEFINITION

Classification: 396/FOR.856

Posterior roll: (354/216)

Subject matter under subclass FOR 852 having a roll which lies behind the plane upon which an exposure is made.