4. Radiant energy
  5. Invisible radiant energy responsive electric signalling
  6. Infrared responsive

Hendrik de Wit

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Locking mechanism for vertical slat blind

Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – Venetian blind type
Patent

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Method of and apparatus for determining the state of ageing of p

Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
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Polyketone polymer composition

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent

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Polyketone polymer composition

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From ketone or ketene reactant
Patent

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Venetian blind, preferably a vertical blind

Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – Venetian blind type
Patent

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Profile ID: LFUS-PAI-P-238206

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