4. Metal working
  5. Method of mechanical manufacture
  6. Assembling or joining

Josef Woellhaf

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Apparatus for coating magnetic disks

Coating apparatus – With means to centrifuge work
Patent

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Apparatus for the production of exposed printing plates

Photocopying – Contact printing – Exposing on sensitized printing press plate or cylinder
Patent

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Method of manufacturing and loading magnetic tape cassettes, par

Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent

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Method of manufacturing and loading magnetic tape cassettes, par

Metal working – Method of mechanical manufacture – Assembling or joining
Patent

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Profile ID: LFUS-PAI-P-480916

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