US PATENT SUBCLASS 396 / 281
HAVING CAMERA INDICATOR

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

281HAVING CAMERA INDICATOR {8}
282  DF  .~> Display intensity control
283  DF  .~> Sound
284  DF  .~> Film condition indicator {1}
286  DF  .~> Self-timer indicator
287  DF  .~> Nonmechanical visual display {5}
293  DF  .~> Galvanometer type {1}
295  DF  .~> Comparison type
296  DF  .~> Having display in viewfinder

DEFINITION

Classification: 396/281

HAVING CAMERA INDICATOR:

(under the class definition) Subject matter having means to convey photos:graphic information to a camera operator.

SEE OR SEARCH THIS CLASS, SUBCLASS:

70, for indicator in exposure control system responsive to distance.

88, for indicator in camera structure with a variable focal

length camera objective.

147, for indicator with focusing and rangefinding means.

163, for indicator in camera structure with artificial illumination termination control.

201, for indicator with object illumination for exposure. 239, for indicator in exposure control circuit with manually selective exposure mode.

255, for indicator in exposure control circuit of shutter speed function.

515, for detachable film holder unit with integral means to show film use which is not visible to operator during normal operation.

578, for fluid treating apparatus testing, calibrating, or indicating.

, FOR 709, for a foreign art collection involving automatic camera focusing including focus indicator.

, FOR 763, for a foreign art collection involving an aerial camera and indicator.

, FOR 772+, for foreign art collections involving object illumination and indicator.

, FOR 819, for a foreign art collection involving motor film drive and spring tension indicator.

, FOR 838, for a foreign art collection involving manual camera focusing and distance indicator.

, FOR 855, for a foreign art collection involving film advancing and film position indicating.

, FOR 910+, for foreign art collections involving camera detail indicator or setting means.

SEE OR SEARCH CLASS 345, Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems,

84+, for light-controlling display.

352, Optics: Motion Pictures,

170+, for indicating means visible in viewfinder of motion picture camera.