发明名称 Mechanical straw pencil
摘要 A permanently re-usable drinking straw that is telescoped for convenient carrying by a person, and including a tubular case from each opposite end of which a straw is outwardly slidable, one straw being slid inside the other, and in an extended position the straw ends being engaged so to form a continued and elongated straw assembly.
申请公布号 US4340175(A) 申请公布日期 1982.07.20
申请号 US19800141044 申请日期 1980.04.17
申请人 DANEK, LADISLAV;SPECTOR, GEORGE 发明人 DANEK, LADISLAV;SPECTOR, GEORGE
分类号 A47G21/18;(IPC1-7):A47G21/18 主分类号 A47G21/18
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