Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
Inventor
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Sealing piston for cartridges with de-aeration and barrier...
Sealing piston for cartridges with de-aeration and barrier...
Silicone composition curing at room temperature and the use...
Silicone composition curing at room temperature and the use...
Two-component dental molding composition having at least one...
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