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经营范围
发明名称
Inertial pendulum
摘要
A pendulum has a weight suspended from a bar at an essentially frictionless pivot near the center of gravity of the weight.
申请公布号
US4738032(A)
申请公布日期
1988.04.19
申请号
US19820385481
申请日期
1982.06.07
申请人
ELMER, WILLIAM B.
发明人
ELMER, WILLIAM B.
分类号
G09B23/10;(IPC1-7):G01C9/12
主分类号
G09B23/10
代理机构
代理人
主权项
地址
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