2 trademarks were found for owners matching the name Duncan J Campbell.
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1 TM: 546393
Desc: BONZER FIVE
Owner: John M. Campbell, Duncan J. Campbell
Class: 25
Status: Lapsed: Not accepted
2 TM: 546394
Desc: BONZER FIVE
Owner: John M. Campbell, Duncan J. Campbell
Class: 28
Status: Lapsed: Not accepted