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经营范围
发明名称
CANDLE BURNER
摘要
申请公布号
CA513445(A)
申请公布日期
1955.06.07
申请号
CAD513445
申请日期
申请人
RALPH H. CHURCHILL
发明人
RALPH H. CHURCHILL
分类号
主分类号
代理机构
代理人
主权项
地址
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Pipe shut=off and venting mechanism - has shut=off spring forming stop controlling vent opening
Electric arc appts. for surfacing elongated stock - has cooling device arranged between electrodes disposed along axis of stock
Railway track transport and removal system - has auxiliary tracks in front and above container wagon, permitting adjacent line use
Extraction machine for extruded profiles - has second extraction unit independent of first, with one guide carriage and drawing head
Machine tool for hollow workpieces e.g. injection moulding moulds - has microprocessor controller for drive system providing rotational and translatory movements
Mobile spinning station maintenance unit - has sensor to register proximity of following unit to move on and prevent bunching
Hydraulic mechanised ferry berthing system - has synchronising mechanism for drive and guide cylinders, and shock absorbers
Bowling alley ball travel analysis - has scan lights right angled and inclined across alley to determine ball travel at drop point
Electric coffee-maker using filtration - has heating element extending between adjacent chambers containing fresh water and prepared coffee
Automatic changeover of tape feed direction - has solenoid actuated bar to move contact roller between two drive positions
Cattle restraint fitting around animal's head - has pivoted or sliding upper clamping arm raised into open position
Letter box with letter insertion signalling device - is operated via switch actuated by letters contacting deflection plate
Insert for foundry moulds - esp. feeder head or thermally insulating hot top for metal moulds used for casting steel ingots