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.
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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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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