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发明名称
Ink supplying means for the pens of recording meter apparatus
摘要
申请公布号
US3046556(A)
申请公布日期
1962.07.24
申请号
US19600011714
申请日期
1960.02.29
申请人
THE ESTERBROOK PEN COMPANY
发明人
JR. FRANK P. SUMMERS,;MATTSON RUSSELL E.
分类号
B43L25/04;G01D15/16
主分类号
B43L25/04
代理机构
代理人
主权项
地址
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