4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. From carboxylic acid or derivative thereof

Helmuth E. Hinderer

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Acrylic fiber having improved basic dyeability

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Rod – strand – filament or fiber
Patent

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Acrylic fiber having improved basic dyeability and method for ma

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Rod – strand – filament or fiber
Patent

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SO.sub.3 -Containing aromatic polyamides

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

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Profile ID: LFUS-PAI-P-137838

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