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发明名称
Clamping gripper with non-slip surface for propelling pencils
摘要
Clamping gripper with smooth or profiled slip-resistant surface for propelling pencils, the surface consisting of a coating of nickel, chromium, titanium or their compounds.
申请公布号
DE3906348(A1)
申请公布日期
1990.09.06
申请号
DE19893906348
申请日期
1989.03.01
申请人
J. S. STAEDTLER GMBH & CO, 8500 NUERNBERG, DE
发明人
BRUNNER, ENGELBERT, 8502 ZIRNDORF, DE
分类号
B43K21/22;C23C30/00
主分类号
B43K21/22
代理机构
代理人
主权项
地址
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