首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
RAILWAY TRAFFIC CONTROLLING SYSTEM
摘要
申请公布号
CA368820(A)
申请公布日期
1937.09.21
申请号
CAD368820
申请日期
申请人
THE GENERAL RAILWAY SIGNAL COMPANY
发明人
WILLIAM D. HAILES
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
PC BOARD TEST FIXTURE.
REINFORCED, PLASTIC POLYMER, COMPOSITES AND A METHOD FOR PREPARING SAME.
HIGH SECURITY SELF-SEALING MAILING RECEPTACLE.
RECOVERY OF MIXED ACIDS FROM MIXED SALTS.
DEVICES HAVING LOW LOSS OPTICAL WAVEGUIDES.
TIME-PIECE COMBINED WITH COMPASS, CALCULATOR OR TELEPHONE NUMBER DIRECTORY.
EQUIPHASE REFRACTIVE ANTENNA LENS.
NON-INVASIVE BLOOD FLOW MEASUREMENTS UTILIZING AUTOREGRESSIVE ANALYSIS WITH AVERAGED REFLECTION COEFFICIENTS.
METHOD FOR DETERMINING COHESION IN STAPLE FIBERS.
FREMGANGSMAATE TIL BESKYTTELSE AV ROER OG LEGG I EN SKVALPESONE PAA EN RIGGKONSTRUKSJON OG ANORDNING TIL GJENNOMFOERING AV FREMGANGSMAATEN.
PROCESS FOR THE PRODUCTION OF ACETIC ACID AND METHYL ACETATE
REVERSIBLE OXIDIZABLE OR REDUCIBLE POLYMERS WITH POLYENE UNITS, PROCESS FOR THEIR PREPARATION AND THEIR USE
Device for carrying out cryotherapy.
Method of limiting chippage during the sawing of a semiconductor disc.
APPARATUS FOR DETECTING AMOUNT OF SNAKING OF ROLLED BELT PLATE
Phenoxybenzoic-acid derivatives.
Biaxially oriented coextruded multilayer foil.
Centrifugal analyzer using a position detector.
Circuit arrangement for transforming 2n global addresses used in a bus system with several participants into 2m local addresses used by one of the system participants.
Process for the preparation of aryl cyanamides.