4. Envelopes, wrappers, and paperboard boxes
  5. Paperboard box
  6. Having means to facilitate opening the box by severing box...

Helmut Sieber

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Apparatus for recovery of solvent vapor in a drying process

Drying and gas or vapor contact with solids – Apparatus – With means to treat gas or vapor
Patent

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Cardboard box for pourable material, in particular liquids

Envelopes – wrappers – and paperboard boxes – Paperboard box – Having means to facilitate opening the box by severing box...
Patent

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Folding box with a subdivided interior

Special receptacle or package – Portable segregating carrier for plural cylindrical... – Pendent from handle
Patent

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Use of pigment dyes for dispersion dyeing from aqueous media

Bleaching and dyeing; fluid treatment and chemical modification – Dye or potential dye composition – additive – treatment,... – Pigments used as dyes
Reexamination Certificate

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Use of pigment dyes for dispersion dyeing from aqueous media

Bleaching and dyeing; fluid treatment and chemical modification – Dye or potential dye composition – additive – treatment,... – Pigments used as dyes
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1194250

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