for making smoke rings

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CPC
A63J2005/026

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AHUMAN NECESSITIES A63Sports, games A63JDEVICES FOR THEATRES, CIRCUSES, OR THE LIKE CONJURING APPLIANCES OR THE LIKE

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A63J2005/026for making smoke rings

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Patents Grantslast 30 patents

Information Patent Grant
Simple method for the controlled production of vortex ring bubbles...
- Patent number 6,824,125
- Issue date Nov 30, 2004
- Andrew S. W. Thomas
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Device and circuit for the generation of vortex rings
- Patent number 4,735,282
- Issue date Apr 5, 1988
- Andreas Lippold
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Simple method for the controlled production of vortex ring bubbles...
- Publication number 20040051187
- Publication date Mar 18, 2004
- Andrew Sydney Withiel Thomas
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Fog machine with instantaneous heating element
- Publication number 20030202785
- Publication date Oct 30, 2003
- Perry H. Monitto
- A63 - SPORTS GAMES AMUSEMENTS