US PATENT SUBCLASS 396 / 456
.~.~.~ Of focal plane shutter

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

439  DF  CAMERA DETAIL {15}
452  DF  .~ Shutter {12}
453  DF  .~.~ Having braking or damping {3}
456.~.~.~ Of focal plane shutter

DEFINITION

Classification: 396/456

Of focal plane shutter:

(under subclass 453) Subject matter wherein the light interrupting member is at an image plane of the lens.