Margeur, notamment pour appareils d'agrandissement

申请公布号：FR903199(A)

申请号：FRD903199

申请日期：1944.04.05

申请公布日期：1945.09.26

申请人：

OPTIQUE ET PRECISION DE LEVALLOIS

分类号：G03B27/58

主分类号：G03B27/58

USE OF CUP SYSTEM

Decontamination of earth - by covering with foil pref. insulated and spraying earth with water and air under controlled conditions

AN ELECTROCHEMICAL SENSOR

KLINGENTEIL AUS ZEMENTIERTEM CARBID AUF BASIS VON WOLFRAMCARBID FUER SCHNEIDWERKZEUGE SOWIE VERFAHREN ZUR HERSTELLUNG DESSELBEN

VENTIL FUER HOCHDRUCKBEHAELTER.

DREIWEG-PROPORTIONALVENTIL.

Device for the reciprocating movement of a flexible draw spindle which has helical threads

VENTILBETAETIGUNGSEINRICHTUNG

VERFAHREN ZUR HERSTELLUNG EINES METALLISCHEN KERNES MIT EINER DARIN EINGEBETTETEN, PERFORIERTEN WAND.

FOERFARANDE FOER BEHANDLING AV ORGANISKT AVFALL OCH ANORDNING DAERTILL.

MANUFACTURE OF MOULDED OBJECTS FROM A FLUIDIZED FIBRE RAW MATERIAL

Toner printing station for electrostatic copier - uses conductive and magnetic toner materials in successive image transfer stages

Bus lead connector coupling computers to peripheral - has priority sequence controller to effect connection between stages

Sequence director for computer-controlled belt conveyor system - uses by=pass tracks for routing articles to and from connecting track without negotiating parallel waiting tracks

Correcting attenuation-dependent ultrasonic medical imaging appts. - determining sound damping between reflecting boundary layers and individual transducer in adapting phase

STIRNSEITIGE WELLENDICHTUNG

Fluid-supported pile-extraction equipment - incorporates wedges with elastic faces between pile and sloping bulkheads

Air travel ticket holder - is formed from blank folded to make pocket with machine-readable strip on back

alpha , alpha -dichloroketones, process for their preparation and their use

WORKING FLUID TEMPERATURE ABNORMALITY ALARM APPARATUS OF ELECTRIC DISCHARGE MACHINE