4. Compositions
  5. Light transmission modifying compositions

Christian Fricke

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Chromophoric compounds and process for their preparation

Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Reexamination Certificate

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Metering device for the conveyance of small substance...

Fluid sprinkling – spraying – and diffusing – Including supply holder for material
Reexamination Certificate

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Method and apparatus for quickly controlling the output of a pow

Prime-mover dynamo plants – Turbogenerators
Patent

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Nonlinear optically active copolymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Reexamination Certificate

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Nonlinear-optically active copolymers, polyadducts produced...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-355459

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