JPS57830B2 - - Google Patents
Info
- Publication number
- JPS57830B2 JPS57830B2 JP12877876A JP12877876A JPS57830B2 JP S57830 B2 JPS57830 B2 JP S57830B2 JP 12877876 A JP12877876 A JP 12877876A JP 12877876 A JP12877876 A JP 12877876A JP S57830 B2 JPS57830 B2 JP S57830B2
- 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
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12877876A JPS5354845A (en) | 1976-10-28 | 1976-10-28 | Opening and closing device for smoke preventing and fireproof door |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12877876A JPS5354845A (en) | 1976-10-28 | 1976-10-28 | Opening and closing device for smoke preventing and fireproof door |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5354845A JPS5354845A (en) | 1978-05-18 |
JPS57830B2 true JPS57830B2 (en) | 1982-01-08 |
Family
ID=14993222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12877876A Granted JPS5354845A (en) | 1976-10-28 | 1976-10-28 | Opening and closing device for smoke preventing and fireproof door |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5354845A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01151012A (en) * | 1987-12-09 | 1989-06-13 | Canon Inc | Magnetic recording and reproducing device |
JPH0352809U (en) * | 1989-09-22 | 1991-05-22 |
-
1976
- 1976-10-28 JP JP12877876A patent/JPS5354845A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01151012A (en) * | 1987-12-09 | 1989-06-13 | Canon Inc | Magnetic recording and reproducing device |
JPH0352809U (en) * | 1989-09-22 | 1991-05-22 |
Also Published As
Publication number | Publication date |
---|---|
JPS5354845A (en) | 1978-05-18 |