发明名称 |
Perforator for rotary file card produces hole with perforation head spaced out from edge of sheet, and hole neck extending from hole head to edge of sheet |
摘要 |
The office or domestic perforator produces at least one circular hole (17) in a sheet or card. The hole stamped by the perforator has a hole head which is spaced out from the edge of the sheet, and a hole neck which extends from the hole head to the edge of the sheet. The neck may be narrower than the head and may be cut in.
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申请公布号 |
DE10012989(A1) |
申请公布日期 |
2001.09.20 |
申请号 |
DE20001012989 |
申请日期 |
2000.03.16 |
申请人 |
IMGART, RUEDIGER |
发明人 |
IMGART, RUEDIGER |
分类号 |
B26D9/00;B26F1/12;B26F1/36;B42F3/00;(IPC1-7):B26F1/36;B42F13/00 |
主分类号 |
B26D9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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