SEARCH RESULTS for assignor:STEFFENS, CHRISTIAN

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(X0) 15776937: METHOD FOR PRODUCING ISOCYANATES

(A1) 20180370907: METHOD FOR PRODUCING ISOCYANATES

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(X0) 16064914: FOOTWEAR ARTICLE WITH LOCKABLE ANKLE PROTECTION

(A1) 20180368513: FOOTWEAR ARTICLE WITH LOCKABLE ANKLE PROTECTION

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