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经营范围
发明名称
Intermittent strip feed mechanism and the like
摘要
申请公布号
US2168054(A)
申请公布日期
1939.08.01
申请号
US19370177528
申请日期
1937.12.01
申请人
THE BELL & HOWELL COMPANY
发明人
STECHBART BRUNO;BRUESKE GEORGE A.
分类号
G03B1/22;G03B19/18
主分类号
G03B1/22
代理机构
代理人
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地址
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