发明名称 |
HALTEVORRICHTUNG FUER EINEN POSITIONSABTASTER |
摘要 |
A cursor for a digitizer is selectively made to adhere to the digitizing surface by the controlled application of a vacuum to the underside of the cursor. The control can reside either in a manually activated switch on the cursor, or in commands issued to the digitizer by its controlling device. <IMAGE> |
申请公布号 |
DE2941074(A1) |
申请公布日期 |
1980.06.04 |
申请号 |
DE19792941074 |
申请日期 |
1979.10.10 |
申请人 |
HEWLETT-PACKARD CO. |
发明人 |
T. HETZEL,HENRY;A. TREMBLAY,MICHAEL |
分类号 |
G06F3/033;(IPC1-7):G06K11/00;G06F3/02 |
主分类号 |
G06F3/033 |
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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