SAETT ATT MED SAEKERHET BRYTA MATNINGEN AV ELEKTRISK EFFEKT FRAON EN LAOGFREKVENS- ELLER LIKSPAENNINGSKAELLA TILL EN BELASTNING JAEMTE ANORDNING FOER UTFOERANDE AV SAETTET.

申请公布号：FI81930(B)

申请号：FI19830003382

申请日期：1983.09.21

申请公布日期：1990.08.31

申请人：

OY L M ERICSSON AB

发明人：KEMSTEDT, CLAS AOKE

分类号：B61L5/18;G08G1/097;H02M3/335;H02M7/217;(IPC1-7):H03K17/00

主分类号：B61L5/18

Improvements in travelling swing tray ovens

Dehydrogenation catalyst

Artillery predictor

Pumping apparatus

Resilient hold-down device

Toaster

Bottle carrier

Screw-threaded closure device

Cushion rest attachment for telephone instruments

Pavement slab connecting means

Fuel mixture control

Alloy

Shirt construction

Pulse transmitter

Signal translator

Rectifier stack mounting construction

Electrical resistance unit

Baby jumper

Gain-control system for seismic amplifiers

Machine tool