Alex Arthur Hardman

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Lawrence, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Ultrasonic apparatus to enhance oil extraction from a bowling ball
- Patent number 9,278,277
- Issue date Mar 8, 2016
- John Arthur Hardman
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ULTRASONIC APPARATUS TO ENHANCE OIL EXTRACTION FROM A BOWLING BALL
- Publication number 20150013731
- Publication date Jan 15, 2015
- JOHN ARTHUR HARDMAN
- A63 - SPORTS GAMES AMUSEMENTS