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经营范围
发明名称
SPANNKETTENSICHERUNG.
摘要
申请公布号
DE1751919(U)
申请公布日期
1957.09.05
申请号
DE195700P1194U
申请日期
1957.02.27
申请人
LUDWIG PFAADT
发明人
LUDWIG PFAADT
分类号
主分类号
代理机构
代理人
主权项
地址
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Countersunk screw that is invisible when fitted and cannot be unscrewed when fitted - includes gripping member which is separated from conical part and situated in axial extension of screw beyond conical part,this extension meant to shear off after certain torque limit
Form foer gjutning av en bikakestruktur och foerfarande foer framstaellning av formen
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VOLTAGE TYPE INVERTER DEVICE
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POWER CABLE CONNECTOR
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VIDEO PROJECTOR
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REMOTE CONTROLLER FOR TELEVISION CAMERA
FACSIMILE EQUIPMENT
IMAGE FORMING DEVICE
SHADING CORRECTING DEVICE
COLOR SPACE CONVERTING METHOD
PICKUP SYSTEM
