Umbrella,especially of the collapsible type,having a flat cross-sectional shape in closed condition thereof |
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申请号 | US3513863D | 申请日 | 1968-07-26 | 公开(公告)号 | US3513863A | 公开(公告)日 | 1970-05-26 |
申请人 | TELESCO BROPHEY LTD; | 发明人 | WEBER HEINZ; | ||||
摘要 | |||||||
权利要求 | |||||||
说明书全文 |