发明名称 |
Drawing crucible |
摘要 |
|
申请公布号 |
US2460547(A) |
申请公布日期 |
1949.02.01 |
申请号 |
US19460701823 |
申请日期 |
1946.10.07 |
申请人 |
GLASS FIBERS, INC. |
发明人 |
STEVENS CHARLES R. |
分类号 |
C03B37/095 |
主分类号 |
C03B37/095 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|
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