The Inventor's Complete Handbook: How to Develop, Patent, and Commercialize Your Ideas, Paperback - James L. Cairns
107,99 RON 115,99 RON
Reducere. Contributor(s): Author: James L. CairnsWith 50 years of experience as an inventor and close to 60 U.S. patents, Dr. James L. Cairns shares his vast...
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