JPS6452857U - - Google Patents
Info
- Publication number
- JPS6452857U JPS6452857U JP1987148084U JP14808487U JPS6452857U JP S6452857 U JPS6452857 U JP S6452857U JP 1987148084 U JP1987148084 U JP 1987148084U JP 14808487 U JP14808487 U JP 14808487U JP S6452857 U JPS6452857 U JP S6452857U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- check valve
- space
- horn
- pressure state
- Prior art date
- 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.)
- Pending
Links
Landscapes
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987148084U JPS6452857U (cs) | 1987-09-30 | 1987-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987148084U JPS6452857U (cs) | 1987-09-30 | 1987-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6452857U true JPS6452857U (cs) | 1989-03-31 |
Family
ID=31419080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987148084U Pending JPS6452857U (cs) | 1987-09-30 | 1987-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6452857U (cs) |
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1987
- 1987-09-30 JP JP1987148084U patent/JPS6452857U/ja active Pending