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发明名称
METHODS OF AND APPARATUS FOR HEATING GLASSY TUBES
摘要
申请公布号
EP0357341(B1)
申请公布日期
1993.07.21
申请号
EP19890308592
申请日期
1989.08.24
申请人
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
O'BRIEN, WILLIAM DONALD, JR.
分类号
C03B23/043;C03B37/018
主分类号
C03B23/043
代理机构
代理人
主权项
地址
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