Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 116/108
Name: Signals and indicators > Alarms > Buoy > Whistling
Description: Devices in which air is periodically compressed by the motion of the buoy and utilized for blowing the whistle.

Patents under this class:

Patent Number Title Of Patent Date Issued
7258836 Freeze resistant buoy system Aug. 21, 2007

  Recently Added Patents
Light-emitting device
System and method for hybrid risk modeling of turbomachinery
Image processing apparatus, image printing apparatus and printing data generation method
Bias voltage generating circuit and switching power supply thereof
Silicone hydrogel, lens for eye and contact lens
Washing machine
Scalable header extension
  Randomly Featured Patents
Collapsible scaffold
Lace substitute shoe fastening mechanism
Regular division of molten extrusion flow
Methods and systems for utilizing design data in combination with inspection data
Method and apparatus for retrieving an object from a well bore
Slide fastener
Grouted tubular energy-dissipation unit
Device for obtaining signals for the control unit of an electronic fuel injection system
Simultaneous channel access transmission method for a multi-hop communications radio network
Polymeric pentaerythrityl phosphonates and their use as flame retardants