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发明名称
ELEVATING STRUCTURE HAVING CHAIN AND BAR DRIVEN RECIPROCATING MEANS
摘要
申请公布号
US3547253(A)
申请公布日期
1970.12.15
申请号
USD3547253
申请日期
1969.02.24
申请人
PAUL A. FORD
发明人
PAUL A. FORD
分类号
B65G25/00;(IPC1-7):B65G25/04
主分类号
B65G25/00
代理机构
代理人
主权项
地址
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