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发明名称
Menetelmä valmistaa tiilisavesta keittolevyjä ja sähkölämmityslaitteita
摘要
申请公布号
FI25971(A)
申请公布日期
1952.10.10
申请号
FID25971
申请日期
1950.01.26
申请人
VUORINEN MATTI
发明人
SEPPAELAE AARNE
分类号
H05B3/40;(IPC1-7):H05B3/40
主分类号
H05B3/40
代理机构
代理人
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地址
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