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经营范围
发明名称
DEPOTTABLE POLYURETHANE FOAM
摘要
申请公布号
US3634342(A)
申请公布日期
1972.01.11
申请号
USD3634342
申请日期
1967.08.28
申请人
MARTIN MARIETTA CORP.
发明人
RUSSELL D. BOBLITT
分类号
C08J9/00;C08K3/34;H01B3/30;(IPC1-7):C08G22/44;C08G51/04
主分类号
C08J9/00
代理机构
代理人
主权项
地址
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