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发明名称
MECHANICAL WRITING INSTRUMENT
摘要
申请公布号
CA907441(A)
申请公布日期
1972.08.15
申请号
CAD907441
申请日期
申请人
KREISLER MANUFACTURING CORPORATION
发明人
GINO C. DISPIRITO
分类号
B43K24/06;(IPC1-7):B43K24/06
主分类号
B43K24/06
代理机构
代理人
主权项
地址
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