发明名称 PLUG AND BARREL ASSEMBLY FOR MARKING DEVICE
摘要 A writing instrument is provided with a combined decorative and functional ring or band at the juncture between the plug and the barrel of the reservoir section of the instrument. The ring or band cooperates with means on the plug to effect a locking and a sealing relationship between the plug and the barrel.
申请公布号 US3659953(A) 申请公布日期 1972.05.02
申请号 USD3659953 申请日期 1970.04.21
申请人 SANFORD RESEARCH CO. 发明人 GUY A. TAYLOR
分类号 B43K8/02;(IPC1-7):B43K8/00 主分类号 B43K8/02
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