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发明名称
Pressure maintaining device for pneumatic tires
摘要
申请公布号
US1875874(A)
申请公布日期
1932.09.06
申请号
US19290405639
申请日期
1929.11.08
申请人
ARTHUR E. MILLER
发明人
JOHNSON CHARLES H.
分类号
B60C23/00;B60C23/12
主分类号
B60C23/00
代理机构
代理人
主权项
地址
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