-
Snow making apparatus and method
-
Patent number 8,376,245
-
Issue date Feb 19, 2013
-
Ratnik Industries, Inc.
-
Heldur R. Ratnik
-
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
-
Snow-gun
-
Patent number 7,131,598
-
Issue date Nov 7, 2006
-
Ratnik Industries, Inc.
-
H. Ronald Ratnik
-
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
-
Method and apparatus for making snow
-
Patent number 5,884,841
-
Issue date Mar 23, 1999
-
Ratnik Industries, Inc.
-
H. Ronald Ratnik
-
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
-
Fanless snow gun
-
Patent number 5,699,961
-
Issue date Dec 23, 1997
-
Ratnik Industries, Inc.
-
H. Ronald Ratnik
-
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
-
-
Automated snow-making system
-
Patent number 5,400,965
-
Issue date Mar 28, 1995
-
Ratnik Industries, Inc.
-
H. Ronald Ratnik
-
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
-
Snow-gun oscillation control apparatus
-
Patent number 5,154,348
-
Issue date Oct 13, 1992
-
Ratnik Industries, Inc.
-
H. Ronald Ratnik
-
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
-
Snow-making console
-
Patent number D329023
-
Issue date Sep 1, 1992
-
Ratnik Industries, Inc.
-
Christopher P. Gardner
-
D10 - Measuring, testing, or signalling instruments
-
Automated snow-making system
-
Patent number 5,031,832
-
Issue date Jul 16, 1991
-
Ratnik Industries Inc.
-
H. Ronald Ratnik
-
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
-
Motorized hydrant
-
Patent number 4,989,830
-
Issue date Feb 5, 1991
-
Ratnik Industries, Inc.
-
H. Ronald Ratnik
-
E03 - WATER SUPPLY SEWERAGE
-
Self-regulating hydrant
-
Patent number 4,511,083
-
Issue date Apr 16, 1985
-
Ratnik Industries, Inc.
-
Otto Muller-Girard
-
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...