JPS51138048A - Automatic open and closing ventilation door - Google Patents
Automatic open and closing ventilation doorInfo
- Publication number
- JPS51138048A JPS51138048A JP50062689A JP6268975A JPS51138048A JP S51138048 A JPS51138048 A JP S51138048A JP 50062689 A JP50062689 A JP 50062689A JP 6268975 A JP6268975 A JP 6268975A JP S51138048 A JPS51138048 A JP S51138048A
- Authority
- JP
- Japan
- Prior art keywords
- automatic open
- ventilation door
- closing ventilation
- closing
- greenhouse
- 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.)
- Granted
Links
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50062689A JPS51138048A (en) | 1975-05-26 | 1975-05-26 | Automatic open and closing ventilation door |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50062689A JPS51138048A (en) | 1975-05-26 | 1975-05-26 | Automatic open and closing ventilation door |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51138048A true JPS51138048A (en) | 1976-11-29 |
JPS5332973B2 JPS5332973B2 (en) | 1978-09-11 |
Family
ID=13207493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50062689A Granted JPS51138048A (en) | 1975-05-26 | 1975-05-26 | Automatic open and closing ventilation door |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51138048A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0712376A (en) * | 1993-06-24 | 1995-01-17 | Mitsubishi Electric Corp | Sanitary ventilator |
KR100970054B1 (en) * | 2003-08-29 | 2010-07-16 | 파나소닉 주식회사 | Apparatus for opening and closing flow path, and air conditioner |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4898646A (en) * | 1972-03-28 | 1973-12-14 | ||
JPS4947130A (en) * | 1972-06-22 | 1974-05-07 |
-
1975
- 1975-05-26 JP JP50062689A patent/JPS51138048A/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4898646A (en) * | 1972-03-28 | 1973-12-14 | ||
JPS4947130A (en) * | 1972-06-22 | 1974-05-07 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0712376A (en) * | 1993-06-24 | 1995-01-17 | Mitsubishi Electric Corp | Sanitary ventilator |
KR100970054B1 (en) * | 2003-08-29 | 2010-07-16 | 파나소닉 주식회사 | Apparatus for opening and closing flow path, and air conditioner |
Also Published As
Publication number | Publication date |
---|---|
JPS5332973B2 (en) | 1978-09-11 |
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Legal Events
Date | Code | Title | Description |
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R250 | Receipt of annual fees |
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