申请公布号：JPS54102656(U)

申请号：JP19770177156U

申请日期：1977.12.29

申请公布日期：1979.07.19

分类号：H01H37/64;H01H37/52;H01H61/04;(IPC1-7):H01H61/04

主分类号：H01H37/64

Method and apparatus for charging a blast furnace

Automatic valve for the removal of powdered material

Door structure

Tomato treating machine

Rotary cutter head with slotted cutter seats

Loom parallel mechanism

Can carriers

Paper holder for sheets arranged in a pile

Improvements in and relating to agricultural implements

Apparatus for producing an endless filter rod

Improvements in and relating to the production of ceramic bodies

Novel unsaturated aldehydes and a process for the manufacture thereof

Improvements in or relating to electric induction motors

Improvements relating to load pushing and pulling mechanisms for trucks

Improvements in and relating to the synchronisation of television receivers

Method of and apparatus for gauging cross-sectional areas of ferromagnetic materials

Matrixing apparatus for color-television signals

Velocity-modulated electron tube apparatus

Improvements in and relating to the manufacture of lenses

Procédé de préparation d'alcool polyvinylique