US PATENT SUBCLASS 396 / FOR 840
.~.~ Including focusing screen (354/200)


Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

FOR 835  DF  MANUAL CAMERA FOCUSING (354/195.1) {4}
FOR 839  DF  .~ Having view finder (354/199) {1}
FOR 840.~.~ Including focusing screen (354/200) {1}
FOR 841  DF  .~.~.~> And reflector (354/201)


DEFINITION

Classification: 396/FOR.840

Including focusing screen: (354/200)

Subject matter under subclass FOR 839 including a surface upon which the image formed by the lens can be seen.