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经营范围
发明名称
IRRIGATION PIPE
摘要
申请公布号
US3449791(A)
申请公布日期
1969.06.17
申请号
USD3449791
申请日期
1966.06.20
申请人
JAMES B. ZETZSCHE JR.
发明人
JAMES B. ZETZSCHE JR.
分类号
A01G25/02;B21D28/28;B26F1/00;B29C65/02;(IPC1-7):B26F1/00
主分类号
A01G25/02
代理机构
代理人
主权项
地址
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