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Inventor
POPA DANIEL CONSTANTIN
CA
2 patents
Patents
2 patents
US8888649B2
Nov 18, 2014
Dynamic reduction-ratio hoisting device
SCEKIC VLADIMIR
2 citations
54
US8968133B2
Mar 3, 2015
Dynamic ratio speed increaser for windmills and similar applications
SCEKIC VLADIMIR
1 citations
44