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发明名称
Leveling saddle
摘要
申请公布号
US1802015(A)
申请公布日期
1931.04.21
申请号
US19270187403
申请日期
1927.04.28
申请人
HAYS FRANK K;MCMURRAY FRANCIS A
发明人
HAYS FRANK K.;MCMURRAY FRANCIS A.
分类号
G01C9/00;G01F1/40
主分类号
G01C9/00
代理机构
代理人
主权项
地址
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