4. Envelopes, wrappers, and paperboard boxes
  5. File folder or file envelope
  6. Hanging type

Manfred Barthels

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Pressure relief valve for packing containers

Envelopes – wrappers – and paperboard boxes – File folder or file envelope – Hanging type
Patent

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Regeneration of caffeine-loaded activated carbon with hot water

Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen bonded directly to ring carbon of the purine ring...
Patent

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Profile ID: LFUS-PAI-P-869885

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