Sound picture film,申请号US19380200661-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	Sound picture film
摘要
申请公布号	US2199559(A)	申请公布日期	1940.05.07
申请号	US19380200661	申请日期	1938.04.07
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	DAWSON WILFRID L.
分类号	G03B31/00	主分类号	G03B31/00
代理机构		代理人
主权项
地址

您可能感兴趣的专利

PRINTING INSPECTION APPARATUS AND PRINTING INSPECTION METHOD

GEL MATERIAL SOLUTION, AND FOOD, MEDICINE, QUASI-DRUG, MEDICAL SUPPLIES, COSMETIC, SANITARY GOODS, DAILY GOODS, FEED, FISH FEED, PET FOOD, FERTILIZER, EUTROPHIC AND AGRICHEMICAL EACH CONTAINING THE SAME

INFORMATION PROCESSING SYSTEM AND CONTENT OUTPUT DEVICE

DISPLAY INSPECTION METHOD AND DISPLAY INSPECTION DEVICE FOR DISPLAY PANEL

FEEDER AND HARNESS CABLING STRUCTURE WITH THIS FEEDER

ELECTRIC CONNECTION BOX

SEMICONDUCTOR DEVICE

FACE COLLATING DEVICE AND FACE COLLATING METHOD

IMAGE EVALUATION APPARATUS AND IMAGE EVALUATION METHOD

MOBILE TERMINAL DEVICE WITH KARAOKE FUNCTION WITH SINGING ABILITY EVALUATING FUNCTION

METHOD FOR PRODUCING AGARIC MUSHROOM EXTRACT

MATERIAL FOR MAGNETIC SHIELD FOR COLOR PICTURE TUBE, ITS MANUFACTURING METHOD, MAGNETIC SHIELDING MATERIAL FOR COLOR PICTURE TUBE, AND COLOR PICTURE TUBE

POLYSULFONE-BASED HYDROPHILIC FILM

HEAT REVERSIBLE RECORDING MEDIUM, HEAT REVERSIBLE RECORDING LABEL, HEAT REVERSIBLE RECORDING MEMBER, IMAGE PROCESSING DEVICE AND METHOD

DISK-LIKE RECORDING MEDIUM AND RECORDING AND REPRODUCING DEVICE

RECORDING SHEET FOR LASER MARKING, AND METHOD FOR USING THE SAME

METHOD FOR CONTROLLING LASER OUTPUT AND APPARATUS FOR THE SAME

TILT SERVO DEVICE

LIQUID LEVEL DETECTOR