JPS5744149B2 - - Google Patents
Info
- Publication number
- JPS5744149B2 JPS5744149B2 JP50103300A JP10330075A JPS5744149B2 JP S5744149 B2 JPS5744149 B2 JP S5744149B2 JP 50103300 A JP50103300 A JP 50103300A JP 10330075 A JP10330075 A JP 10330075A JP S5744149 B2 JPS5744149 B2 JP S5744149B2
- Authority
- JP
- Japan
- 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
-
- Y02E60/12—
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Fire-Detection Mechanisms (AREA)
- Secondary Cells (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50103300A JPS5226430A (en) | 1975-08-25 | 1975-08-25 | Method of battery life detecting in battery operated smoke detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50103300A JPS5226430A (en) | 1975-08-25 | 1975-08-25 | Method of battery life detecting in battery operated smoke detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5226430A JPS5226430A (en) | 1977-02-28 |
| JPS5744149B2 true JPS5744149B2 (enExample) | 1982-09-20 |
Family
ID=14350389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50103300A Granted JPS5226430A (en) | 1975-08-25 | 1975-08-25 | Method of battery life detecting in battery operated smoke detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5226430A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4149162A (en) * | 1977-06-20 | 1979-04-10 | American District Telegraph Company | Battery discriminator circuit for smoke detectors |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5242214B2 (enExample) * | 1972-09-26 | 1977-10-22 |
-
1975
- 1975-08-25 JP JP50103300A patent/JPS5226430A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5226430A (en) | 1977-02-28 |