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发明名称
Programmable perforator head
摘要
A sheet perforator head having a perforating wheel rotationally supported on a solenoid-operated, toggle-actuated leverage arm and capable of perforating according to program.
申请公布号
US4238982(A)
申请公布日期
1980.12.16
申请号
US19790057210
申请日期
1979.07.13
申请人
MOCK, VERNON A
发明人
MOCK, VERNON A
分类号
B26D5/34;B26F1/20
主分类号
B26D5/34
代理机构
代理人
主权项
地址
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