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发明名称
Method and means for generating and utilizing vibrational waves in plates
摘要
申请公布号
US2536128(A)
申请公布日期
1951.01.02
申请号
US19460671348
申请日期
1946.05.21
申请人
SPERRY PRODUCTS, INC.
发明人
FIRESTONE FLOYD A.;JR. DANIEL S. LING,
分类号
G01N29/24
主分类号
G01N29/24
代理机构
代理人
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地址
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