ELECTRICAL IMPULSE RECORDING AND REPRODUCING APPARATUS,申请号CAD348705-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	ELECTRICAL IMPULSE RECORDING AND REPRODUCING APPARATUS
摘要
申请公布号	CA348705(A)	申请公布日期	1935.03.05
申请号	CAD348705	申请日期
申请人	THE RADIO CORPORATION OF AMERICA	发明人	EDWARD W. KELLOGG
分类号		主分类号
代理机构		代理人
主权项
地址

您可能感兴趣的专利

N-ACYTYLNEURAMINIC ACID DERIVATIVES AND PROCESS FOR THE PREPARATION THEREOF

A SPECTACLE FRAME SIDEPIECE

MAGNETIC-TAPE-CASSETTE APPARATUS AND MAGNETIC-HEAD UNIT FOR USE IN SUCH APPARATUS

A DETACHABLE UNIT FOR AN IMAGE RECORDING APPARATUS AND AN APPARATUS INCLUDING SUCH A UNIT

FUEL CELL POWER GENERATING SYSTEM

MANUFACTURE OF PASTE TYPE CADMIUM NEGATIVE ELECTRODE

CLOSING DEVICE CAPABLE OF BEING CHARGED INTO DUCT

INDIVIDUAL SELECTIVE CALLING RECEIVER

PEN BODY FOR WRITING BRUSH-LIKE PEN

PLASMA ETCHING OF INTEGRATED CIRCUIT

OPTICAL WAVEGUIDE

BOTH-FACE COPYING MACHINE

DIGITAL DIFFERENTIATING ANALYZER

RADIO TRANSFER TELEPHONE SYSTEM

TREATMENT OF AMMONIA-CONTAINING WASTE WATER

POSITION-ALIGNING DEVICE IN TRANSFER APPARATUS

SCREEN CONTROL SYSTEM BY SCREEN TRANSITION RULE

CASSETTE LOADING TESTER

BLOOD PRESSURE MEASURING APPARATUS