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经营范围
发明名称
Dive angle indicator
摘要
申请公布号
US2429620(A)
申请公布日期
1947.10.28
申请号
US19450578425
申请日期
1945.02.17
申请人
HARRINGTON JR ROBERT C
发明人
JR. ROBERT C. HARRINGTON,
分类号
G01C9/06
主分类号
G01C9/06
代理机构
代理人
主权项
地址
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