FR922442A - - Google Patents
Info
- Publication number
- FR922442A FR922442A FR922442DA FR922442A FR 922442 A FR922442 A FR 922442A FR 922442D A FR922442D A FR 922442DA FR 922442 A FR922442 A FR 922442A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/002—Defroster control
- F25D21/008—Defroster control by timer
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- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C23/00—Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals
- G04C23/14—Mechanisms continuously running to relate the operation(s) to the time of day
- G04C23/16—Mechanisms continuously running to relate the operation(s) to the time of day acting only at one preselected time or during one adjustable time interval
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
FR922442A true FR922442A (xx) | 1947-06-26 |
Family
ID=1557195
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR922442D Expired FR922442A (xx) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR922442A (xx) |
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0
- FR FR922442D patent/FR922442A/fr not_active Expired