An improved prop for use in mines and the like,申请号GB19290011867-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	An improved prop for use in mines and the like
摘要
申请公布号	GB330064(A)	申请公布日期	1930.06.05
申请号	GB19290011867	申请日期	1929.04.17
申请人	ALEXANDER MALCOLM RITCHIE	发明人
分类号	E21D15/52	主分类号	E21D15/52
代理机构		代理人
主权项
地址

您可能感兴趣的专利

GENE LIBRARY AND A METHOD FOR PRODUCING THE SAME

METHOD OF CONSTRUCTING cDNA TAG FOR IDENTIFYING EXPRESSED GENE AND METHOD OF ANALYZING GENE EXPRESSION

METHOD FOR PRODUCING CYCLOPENTADIENE COMPOUNDS

PYRROLIDINE ESTER DERIVATIVES WITH OXYTOCIN MODULATING ACITVITY

A REPLICATION-DEFECTIVE ALPHAVIRUS VACCINE LINKING ANTIGEN WITH AN IMMUNOGENICITY-POTENTIATING POLYPEPTIDE AND A METHOD OF DELIVERY THE SAME

Oligonucleotide chip, useful for gene expression analysis of Saccharomyces cerevisiae, comprises an array of probes specific for S. cerevisiae open reading frames

TOPICAL COMPOSITION CONTAINING AN ASSOCIATION OF AVOCADO FURANE LIPIDS AND ISOFLAVONES

A METHOD OF PRODUCING AN OPTICAL FIBRE AMPLIFIER

METHOD AND DEVICE FOR FORMING CLOCK PULSES IN A BUS SYSTEM COMPRISING AT LEAST ONE STATION, BUS SYSTEM AND STATION

VIRTUAL PRIVATE NETWORK (VPN)-AWARE CUSTOMER PREMISES EQUIPMENT (CPE) EDGE ROUTER

SILICONE ANTIFOAMING AGENT

METHODS OF TREATING DISORDERS OF THE EYE AND SURROUNDING TISSUE WITH THYMOSIN ß4 (Tß4), ANALOGUES, ISOFORMS AND OTHER DERIVATIVES

ADAPTIVE UPLINK/DOWNLINK TIMESLOT ASSIGNMENT IN A HYBRID WIRELESS TIME DIVISION MULTIPLE ACCESS/CODE DIVISION MULTIPLE ACCESS COMMUNICATION SYSTEM

CIRCUIT AND METHOD FOR INPUT SIDE IMPEDANCE MATCHING OF A POWER AMPLIFIER IN AN ELECTRONIC DEVICE

COMBINED CONNECTOR FOR FLUID AND ELECTRICAL CONNECTION

ADDRESS INFORMATION RECORDING DEVICE AND RECORDING METHOD AND REPRODUCING DEVICE AND REPRODUCING METHOD

PHARMACEUTICAL COMBINED PREPARATIONS CONTAINING AROMATASE INHIBITORS AND SUBSTANCES HAVING AN ESTROGEN EFFECT IN ADDITION TO THE USE THEREOF FOR PRODUCING A MEDICAMENT FOR ESTROGEN-REPLACEMENT-THERAPY

METHOD AND APPARATUS FOR ALPHANUMERIC DATA ENTRY USING A KEYPAD

SELF-FOAMING OR MOUSSE-TYPE PREPARATIONS COMPRISING INORGANIC GEL-FORMING AGENTS AND ORGANIC HYDROCOLLOIDS

METHOD, COMPUTER PROGRAM AND COMPUTER FOR AUTOMATICALLY SELECTING APPLICATION SERVICES FOR COMMUNICATING DATA FROM SERVER TO CLIENT DEPENDING ON THE TYPE OF THE CLIENT DEVICE.