Spring device, including retaining means for retaining the spring in compressed condition专利检索- 控制机构的其他零件部件或附件例如起弹性支撑的中间构件专利检索查询-专利查询网

Spring device, including retaining means for retaining the spring in compressed condition
申请号	US22312251	申请日	1951-04-26	公开(公告)号	US2700539A	公开(公告)日	1955-01-25
申请人	BOFORS AB;			发明人	WILHELM ALDRIN HENRY;
摘要
权利要求
说明书全文