,申请号JP19710087986U-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
摘要
申请公布号	JPS4844321(U)	申请公布日期	1973.06.09
申请号	JP19710087986U	申请日期	1971.09.27
申请人		发明人
分类号	H04R9/02;H04R7/16;H04R7/20;H04R9/06;(IPC1-7):H04R7/16	主分类号	H04R9/02
代理机构		代理人
主权项
地址

您可能感兴趣的专利

LOG ASSEMBLED BUILDING PROVIDED WITH AIR LAYER

STRUCTURE OF CURVED TRACK

AUTOMATIC REGENERATING METHOD FOR ELECTROLYTIC POLISHING LIQUID FOR NIOBIUM MATERIAL

SURFACE TREATED STEEL SHEET FOR VESSEL

METHOD FOR IMPROVING WEAR RESISTANCE AND SEIZURE RESISTANCE FOR METALLIC MEMBER

FORMATION OF THIN FILM

FORMATION OF THIN FILM

LOW THERMAL EXPANSION AND HIGH DAMPING CAPACITY CV CAST IRON

DRY ETCHING METHOD

NOVEL PAINT RESIN AND PAINT RESIN COMPOSITION CONTAINING THE SAME

EPOXY RESIN COMPOSITION FOR USE IN SEALING SEMICONDUCTOR

CATALYST FOR POLYMERIZATION OF OLEFIN

FIBROUS CULTURE SOIL

APPARATUS FOR ATTACHING ELECTRONIC EQUIPMENT

REAPING HEIGHT CONTROL APPARATUS IN COMBINE

FLAT PACKAGE LSI

PHOTOEXCITATION TYPE ORGANIC METAL VAPOR PHASE EPITAXY DEVICE

MANUFACTURE OF SEMICONDUCTOR ELEMENT

MANUFACTURE OF SEMICONDUCTOR DEVICE