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Class Information
Number: 174/4R
Name: Electricity: conductors and insulators > Air terminals

Sub-classes under this class:

Class Number Class Name Patents
174/4C Coated and radioactive 1

Patents under this class:

Patent Number Title Of Patent Date Issued
8428878 Lightning strike simulation apparatus, method thereof, and program Apr. 23, 2013
8373065 Lightning protection system and method Feb. 12, 2013
7850447 Dual disc electrode Dec. 14, 2010
7795530 System for conducting away lighting currents and/or fault currents Sep. 14, 2010
6943285 Bipolar discharge-dissipation lightning air terminals Sep. 13, 2005
6894216 Signalization spheres May. 17, 2005
6875915 Lightning arrester Apr. 5, 2005
6815606 Bipolar multi electrostatic inducing discharge-dissipation lightning air terminals Nov. 9, 2004
6320119 Lightning air terminals and method of design and application Nov. 20, 2001
6307149 Non-contaminating lightning protection system Oct. 23, 2001
6034330 Load insulator Mar. 7, 2000
5073678 Spline ball terminal (SBT) Dec. 17, 1991
5043527 Dissipation array systems for lightning protection Aug. 27, 1991
5016843 Pipe clamp May. 21, 1991
4910636 Static electricity dissipator Mar. 20, 1990
4760213 Lightning conductor Jul. 26, 1988
4752854 Method and apparatus for protection against lightning Jun. 21, 1988
4728748 Lightning conductor with piezoelectric device for starting the corona effect Mar. 1, 1988
4605814 Lightning deterrent Aug. 12, 1986
4565900 Lightning rod construction Jan. 21, 1986
4540844 Electrical ionizing devices for lightning protection Sep. 10, 1985
4518816 Lightning conductor with piezoelectric device for initiating the corona effect May. 21, 1985
4480146 Lightning protector assembly Oct. 30, 1984
4034154 Device for reducing the radio and audible noise caused by corona on high voltage electrical installations Jul. 5, 1977

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