D - Textiles – Paper – 21 – C
Patent
D - Textiles, Paper
21
C
8/82
D21C 9/16 (2006.01) D21C 1/04 (2006.01) D21C 3/04 (2006.01)
Patent
CA 987456
Hebbel Gerhard
Kruger Horst
LandOfFree
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