INRICHTING VOOR HET INSCHRIJVEN VAN INFORMATIE- SPOREN.

申请公布号：NL165593(B)

申请号：NL19740016234

申请日期：1974.12.13

申请公布日期：1980.11.17

申请人：

N.V. PHILIPS' GLOEILAMPENFABRIEKEN, EINDHOVEN.

发明人：ING. NANNO VAN SLAGEREN TE EINDHOVEN.

分类号：G11B5/52;G11B5/127;G11B5/17;G11B5/23;G11B5/53;G11B15/61;(IPC1-7):G11B5/12;G11B5/22;H04N5/78

主分类号：G11B5/52

17a-aza-d-homo-4-androstene-3,11,17-trione and its 3-ketal and the production thereof

Method of producing a gel

Improvements in or relating to rotary pumps

Improvements relating to weighing apparatus

Improvements in or relating to weighing apparatus

Apparatus for checking the operation of a recirculating storage device

Electron-beam vacuum gauge

A cage for cylindrical roller bearings

Sweetening agents

Yarn cutting apparatus

A new or improved flexible material, a process for the manufacture of and protective coverings made from, such material

Apparatus for use in the formation of a bottom die press

Improvements in and relating to machine tools

Improvements in or relating to insulating supports for electrical circuits

Improvements in and relating to the production of aliphatic per-acids

Improvements in portable apparatus using a liquefied gas

Punched tape reader

Improvements in or relating to bearing lubricating means

Extrusion die for the melt extrusion of flat film or sheeting

Mechanical seals