Schallkanal für Vorrichtungen zur Schallwiedergabe und Verfahren zu seiner Herstellung.,申请号CHD144622-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	Schallkanal für Vorrichtungen zur Schallwiedergabe und Verfahren zu seiner Herstellung.
摘要
申请公布号	CH144622(A)	申请公布日期	1931.01.15
申请号	CHD144622	申请日期	1929.12.16
申请人	JACOBUS CORNELIS DOUW, JOHAN WILLEM VLIELANDER HEIN, CHRISTIAAN HENRI HENNY UND MAX ADOLF HENNY, ZUSAMMEN BILDEND DAS "SYNDIKAT J. C. DOUW'S PATENTE"	发明人	JACOBUS CORNELIS DOUW, JOHAN WILLEM VLIELANDER HEIN, CHRISTIAAN HENRI HENNY UND MAX ADOLF HENNY, ZUSAMMEN BILDEND DAS "SYNDIKAT J. C. DOUW'S PATENTE"
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

Mode partition screening apparatus.

Insect repellents.

Work station including interfacing means for transferring data between first and second buses.

X-ray window and method of producing same.

Noise shaping circuit.

Method and apparatus for digitally processing gamma, pedestal and gain.

Cold pilger rolling mill for fabrication of tubes by cold rolling.

Protease-containing liquid detergent compositions.

Method and apparatus for bending a glass sheet.

EHF array antenna backplate.

Silver halide color photographic light sensitive material.

Brake switch abnormality detection device.

A soil working member.

Painting installation.

Automatic line defect detector.

Photopolymerisable composition and recording material produced therefrom.

Process for preparing a beta-type silicon carbide powder.

Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method.

Silver halide photographic material.