US PATENT SUBCLASS 396 / 564
FLUID-TREATING APPARATUS

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

564FLUID-TREATING APPARATUS {18}
565  DF  .~> Having fluid filter
566  DF  .~> Having program card, tape, or disk
567  DF  .~> Photographic medium or cartridge sensing {2}
570  DF  .~> Photocell controlled
571  DF  .~> Heating, cooling, or temperature detecting {6}
578  DF  .~> Having testing, calibration, or indicating
579  DF  .~> Gaseous-treating
580  DF  .~> Treating superimposed or laminar sheets {3}
588  DF  .~> Reversal processing
589  DF  .~> Dark cabinet {4}
604  DF  .~> Fluid application to one side only of photographic medium {5}
612  DF  .~> Having photographic medium feed {7}
625  DF  .~> Single station and plural fluids
626  DF  .~> Having fluid-circulating means {6}
633  DF  .~> Having fluid-agitating means {1}
636  DF  .~> Photographic medium processing vessel {4}
646  DF  .~> Film guide
647  DF  .~> Photographic medium holding device {5}

DEFINITION

Classification: 396/564

FLUID-TREATING APPARATUS:

(under the class definition) Subject matter having a device for subjecting a photos:graphic medium to a gas or liquid or to related subcombinations not classified elsewhere.

(1) Note. See the note to "Fluid Treating Apparatus" in the main class definition.

SEE OR SEARCH THIS CLASS, SUBCLASS:

30+, for a self-developing camera.

, FOR 915+, for foreign art collections involving fluid-treating apparatus.

SEE OR SEARCH CLASS

8, Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers,

400, 696 for the process of dyeing a plastic.

34, Drying and Gas or Vapor Contact With Solids, see (1) Note above.

68, Textiles: Fluid Treating Apparatus, appropriate subclasses for analogous apparatus applied to fluid treatment of textiles.

118, Coating Apparatus, appropriate subclasses for apparatus for coating a surface with a sensitized solution.

355, Photocopying, see (1) Note above.

366, Agitating, see (1) Note above.

399, Electrophotography,

237+, for liquid toner development in an electrophotos:graphic device.

430, Radiation Imagery Chemistry: Process, Composition, or Product Thereof,

401+, for chemical post imaging processing of radiation imagery materials.