6'no2, 7'-methoxy indolino-benzospiropyrans,申请号US19640355697-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	6'no2, 7'-methoxy indolino-benzospiropyrans
摘要
申请公布号	US3290331(A)	申请公布日期	1966.12.06
申请号	US19640355697	申请日期	1964.03.30
申请人	THE NATIONAL CASH REGISTER COMPANY	发明人	TAYLOR JOHN E. G.;MCQUAIN DAVID B.;FOX RICHARD E.;BOWMAN RICHARD E.;THOMSON FRANCIS D.
分类号	G03C1/685	主分类号	G03C1/685
代理机构		代理人
主权项
地址

您可能感兴趣的专利

MULTIPOINT INDICATION DEVICE

DEVICE FOR SIMULATING NEGATIVE CONDUCTANCE

DEVICE FOR MONITORING CONTACTING IN PROBING INSTALLATIONS

DEVICE FOR EXAMINING PUPILS

DEVICE FOR SYNCHRONIZING REDUNDANCY FREQUENCY DIVIDER

DEVICE FOR REALIZATION OF LOGIC FUNCTIONS

INTERFACE UNIT FOR CONTROL SYSTEM

CONTROL MECHANISM FOR RUN LIMITING DEVICE

ELECTRIC POWER SUPPLY WITH PROTECTION

TWO-PHASE VOLTAGE STABILIZER

THERMOELECTRIC THERMOSTAT TEMPERATURE ADJUSTING METHOD

METHOD OF ADJUSTING TURBOMACHINE LIMIT NUMBER OF REVOLUTIONS CONTROL

LIQUID LEVEL CONTROL

DIGITAL MODULE CHECKING DEVICE

TIME INTERVAL METER

REUSABLE ELECTROPHOTOGRAPHIC PLATE

FREQUENCY MULTIPLIER

STORAGE CONTROL DEVICE

EXPOSURE TO SEISMOACOUSTIC RADIATION RESULT VISUALIZATION METHOD

METHOD OF DIAGNSTICS OF ELECTRIC MOTOR HAVING TWO SERIAL EXCITATION WINDINGS