发明名称 KEY CUTTING MACHINE
摘要 A key cutting machine as disclosed which is semi-automatic operation in that the master key to be copied and a blank key are mounted in vises, a door is closed, the machine is turned on and it automatically cuts a key blank in accordance with the master key, brushes the key to remove any burr and then the machine shuts itself off. The door may then be opened and the keys removed from the vises.
申请公布号 US3675536(A) 申请公布日期 1972.07.11
申请号 USD3675536 申请日期 1970.11.27
申请人 COLE NATIONAL CORP. 发明人 PHILIP C. HUNGERFORD JR.;JOHN L. GEREBY;ROBERT H. RICHENS
分类号 B23C3/35;(IPC1-7):B23C1/16 主分类号 B23C3/35
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