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发明名称
Negative register means for photocomposing machines
摘要
申请公布号
US2097209(A)
申请公布日期
1937.10.26
申请号
US19350036022
申请日期
1935.08.13
申请人
EUGENE COOPER EDWARD;THEODORE TROEDEL ALBERT
发明人
COOPER EDWARD EUGENE;TROEDEL ALBERT THEODORE
分类号
G03B27/06
主分类号
G03B27/06
代理机构
代理人
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地址
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