发明名称 |
Perforated pipes made from molten glass |
摘要 |
Glass is drawn molten through multitude of vertical openings by a pressure system, and is then drawn into a pipe from the openings.
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申请公布号 |
DE1948277(A1) |
申请公布日期 |
1970.09.03 |
申请号 |
DE19691948277 |
申请日期 |
1969.09.24 |
申请人 |
CORNING GLASS WORKS |
发明人 |
DENNIS ANDRYSIAK CARL;WRIGHT WILSON RICHMOND |
分类号 |
C03B17/04;(IPC1-7):03B15/14 |
主分类号 |
C03B17/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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