Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Variable ratio full range direct-reflected pyramid inclined loudspeaker










Image Number 2 for United States Patent #4179585.

A loudspeaker system comprising an enclosure having first and second sidewalls, at least one of which is inclined to the vertical direction and at least one acoustic transducer adjacent each of the aforesaid sidewalls.








 
 
  Recently Added Patents
Apparatus for generating electrical energy from rocking activated energy
Image forming apparatus
Automated measurement of concentration and/or amount in a biological sample
Reovirus for the treatment of cellular proliferative disorders
Molecular sieve
Detecting patterns of abuse in a virtual environment
Method for facilitating assessment of a coursework answer and moderating the assessment
  Randomly Featured Patents
Esters of vinylcarboxylic acids
Tool for forming pockets in baseball and softball gloves
Devices and methods for storing, loading, and delivering an intraocular lens
Hand-held trash compactor
Methods, systems, and user interface for E-mail analysis and review
Pulse width modulation conversion circuit for controlling a color display monitor
Combined day and night weapon sight
Siding installation tool
Floppy disc magnetic head apparatus compatible with both horizontal and perpendicular recording media
Remote control system for seismic acquisition