Horizon artificiel pour observations astronomiques,申请号FRD681855-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	Horizon artificiel pour observations astronomiques
摘要
申请公布号	FR681855(A)	申请公布日期	1930.05.20
申请号	FRD681855	申请日期	1929.09.16
申请人		发明人	BOUAILLE JACQUES DE FROMONT DE
分类号	G01C15/14	主分类号	G01C15/14
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Method and apparatus for use in installing a firebox in a fireplace in connection with a flue liner

Landscape edging apparatus and method

Inks and liquid developers containing colored silica particles

Magnetic resonance imaging system

Pretreating apparatus for adhesion of plastic sheet materials

Magnetic disk drive device

Fluid pressure tensioning apparatus for a web threading endless rope

Optical fiber connector including L-shaped positioning standard surfaces and method of manufacturing the same

Maximizing improvement to fault coverage of system logic of an integrated circuit with embedded memory arrays

Locking memory device

Video disk recording apparatus wherein the frequency of the carrier is lowered and the frequency range of the information signal is narrowed when a recording laser beam is positioned at an extended recording area of the disk

Method and apparatus for in situ detection of minute amounts of trace elements

Reflection phase shifter and multiple bit phase shifter

Waveform display device

Portable light for laptop computer

Method and arrangement for accomplishing assembly substitution actions during ongoing operation of a bus system

HBT with semiconductor ballasting

Ion implantation target charge control system

Angle filter for use in an infrared optical system