Method and apparatus for determining gravity variations,申请号US19280321012-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Method and apparatus for determining gravity variations
摘要
申请公布号	US1787536(A)	申请公布日期	1931.01.06
申请号	US19280321012	申请日期	1928.11.21
申请人	HAYES HARVEY C	发明人	HAYES HARVEY C.
分类号	G01V7/12	主分类号	G01V7/12
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Exterminating agent for vermin

Catalytic hydrogenation of nitro compounds

Improved means for securing a liquid-transporting tank on a road-vehicle chassis

Improvements in or relating to illuminating devices for episcopic projection apparatus

Improvements in or relating to wearing apparel for resisting toxic liquids

Pelt or case form

Manufacture of flexible sheet material

Automobile window supported hatrack and coat hanger device

Disazo dyes developed on the fiber

Production of isophorone

Alkali salts of fatty amino compounds

Appareil permettant de faire varier à volonté la vitesse de rotation de la broche et les vitesses d'avance dans des machines-outils

Procédé de photographie ou de reproduction de dessins au trait

Tire tread and method of making the same

Photographic shutter, particularly adapted for aerial photography

Blocking-layer rectifier comprising a cooling plate

Stock feeding mechanism