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发明名称
Electric heating pad
摘要
申请公布号
US3407282(A)
申请公布日期
1968.10.22
申请号
US19650508280
申请日期
1965.11.17
申请人
VAN DER HEEM N.V.
发明人
FICKWEILER AUGUST E. F.
分类号
H02H7/22
主分类号
H02H7/22
代理机构
代理人
主权项
地址
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