Backnang
Germany
5
2022-09-01
The entities that hold a legal rights for patent applications filed by inventor Bothe Frank:
Frank Bothe from Backnang, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Speaker horn with rotatable radiation characteristic, speaker arrangement and speaker box
#2 | 2016-11-17Method and device for identifying the position of loudspeaker boxes in a loudspeaker box arrangement
#3 | 2014-02-27Acoustic transducer
#4 | 2009-08-27Loudspeaker box with a variable radiation characteristic
#5 | 2006-05-02Connecting unit for the angle-adjustable connection of at least two loudspeaker enclosures, and correspondingly connected loudspeaker enclosures
664988 ⎘