AUTOMATIC OPENING AND CLOSING APPARATUS OF WINDOW
- 专利权人:
- SEKISUI KAGAKU KOGYO KK
- 发明人:
- TAKATSUKA ISAO,MORIKANE YASUMASA
- 申请号:
- JP19800149834
- 公开号:
- JPS5774023(A)
- 申请日:
- 1980.10.24
- 申请国别(地区):
- 日本
- 年份:
- 1982
- 代理人:
- 摘要:
- 来源网站:
- 中国工程科技知识中心
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