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发明名称
DISPOSITIVO PER SALDARE TRA LORO LE ESTREMITA' ATTESTANTISI DI SPEZZONI DI TUBE E PER SOVRAPPORRE SUCCESSIVAMENTE ALLA ZONA DI CONGIUNZIONE UN NASTRO SEMIPROFILATO MEDIANTE SALDATURA AD ANDAMENTO ELICOIDALE
摘要
申请公布号
IT1124803(B)
申请公布日期
1986.05.14
申请号
IT19790026866
申请日期
1979.10.29
申请人
SCHAFER WILHELM MASCHINENBAU
发明人
SCHAFER WILHELM AUGUST
分类号
B23K9/032;(IPC1-7):B23K/
主分类号
B23K9/032
代理机构
代理人
主权项
地址
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