FR2497585B3 - - Google Patents
Info
- Publication number
- FR2497585B3 FR2497585B3 FR8100113A FR8100113A FR2497585B3 FR 2497585 B3 FR2497585 B3 FR 2497585B3 FR 8100113 A FR8100113 A FR 8100113A FR 8100113 A FR8100113 A FR 8100113A FR 2497585 B3 FR2497585 B3 FR 2497585B3
- 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
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F1/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers
- G04F1/04—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity
- G04F1/06—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity by flowing-away of a prefixed quantity of fine-granular or liquid materials, e.g. sand-glass, water-clock
- G04F1/063—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity by flowing-away of a prefixed quantity of fine-granular or liquid materials, e.g. sand-glass, water-clock using acoustic signalling
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Food-Manufacturing Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8100113A FR2497585A1 (fr) | 1981-01-05 | 1981-01-05 | Minuterie avertisseuse a clepsydre ou sablier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8100113A FR2497585A1 (fr) | 1981-01-05 | 1981-01-05 | Minuterie avertisseuse a clepsydre ou sablier |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2497585A1 FR2497585A1 (fr) | 1982-07-09 |
FR2497585B3 true FR2497585B3 (enrdf_load_stackoverflow) | 1983-10-21 |
Family
ID=9253904
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8100113A Granted FR2497585A1 (fr) | 1981-01-05 | 1981-01-05 | Minuterie avertisseuse a clepsydre ou sablier |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2497585A1 (enrdf_load_stackoverflow) |
-
1981
- 1981-01-05 FR FR8100113A patent/FR2497585A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2497585A1 (fr) | 1982-07-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |