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Method of generation of pressure pulsations and apparatus for implementation of this method
- 1.FOLDYNA, Josef, ŠVEHLA, B. Method of generation of pressure pulsations and apparatus for implementation of this method. Utility model or industrial design US7740188. 22.6.2010. Available: http://www.uspto.gov/web/patents/patog/week25/OG/html/1355-4/US07740188-20100622.html
Number of the records: 1