4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. Cellular products or processes of preparing a cellular...

Per L. Wolff

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Foam products from furfuryl alcohol-amino-formaldehyde

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
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Process for preparation of foams by condensation reactions

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
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Profile ID: LFUS-PAI-P-302076

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