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- Envelopes, wrappers, and paperboard boxes
- File folder or file envelope
- Hanging type
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Hans-Dieter Wittern
Hans-Dieter
Wittern
- Patent Class
Envelopes, wrappers, and paperboard boxes
- SubClass
File folder or file envelope
- SubSubClass
Hanging type
- Specialty
Inventor
- Status
active
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Profile ID: LFUS-PAI-P-627305
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