Time signaling system,申请号US19310538153-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	Time signaling system
摘要
申请公布号	US1924402(A)	申请公布日期	1933.08.29
申请号	US19310538153	申请日期	1931.05.18
申请人	ASSOCIATED ELECTRIC LABORATORIES, INC.	发明人	HERAHEY HARRY E.
分类号	H04M3/487	主分类号	H04M3/487
代理机构		代理人
主权项
地址

您可能感兴趣的专利

LIQUID FOR THE PREVENTION OF FREEZING OF AIRCRAFTS AND RUNWAYS

AROMATICS SEPARATION PROCESS AND METHOD OF RETROFITTING EXISTING EQUIPMENT FOR SAME

IODOPROPAGYLAMINE COMPOUNDS, AND INDUSTRIAL ANTIMICROBIAL AND ANTIFUNGAL AGENTS, ALGICIDES, AND ANTIFOULING AGENTS CONTAINING THE SAME

METHOD FOR THE VACUUM DISTILLATION OF RAW PETROLEUM PRODUCTS

COUNTER-CURRENT EXTRACTOR

COMPOUND SCREENING SYSTEM

TABLE WITH SEATS THAT MOVE EN MASSE AROUND ITS PERIMETER

REGULATED DRAWING FRAME

TEST METHOD FOR PEROXIDASE

SHIELD FOR A SIGHT GAUGE

USE OF TRYPTOPHAN AND ANALOGS AS PLANT GROWTH REGULATORS

SOLUTION FOR MAKING A RESIN FILM AND ITS APPLICATION AT SCREENS OF CRTs

TRANSMISSION ILLUMINATOR FOR MICROSCOPES

PLEATED FILTER MATERIAL AND CARTRIDGE FILTERS MADE THEREFROM

DOWNCOMERS FOR VAPOR-LIQUID CONTACT TRAYS

LUMINESCENCE METHOD FOR LUCIFERIN/LUCIFERASE SYSTEM AND LUMINESCENT REAGENT

DMOS WITH A WIDER CHANNEL AND GREATER AVALANCHE STABILITY

SUN SCREEN AGENTS

METHOD AND APPARATUS FOR MAGNETICALLY CONTROLLING MOTION DIRECTION OF A MECHANICALLY PUSHED CATHETER