4

Quieter propeller with serrated trailing edge

Year:
2019
Language:
english
File:
PDF, 1.78 MB
english, 2019
9

A maze structure for sound attenuation

Year:
2017
Language:
english
File:
PDF, 1.32 MB
english, 2017
15

Reduction of Ceiling Fan Noise by Serrated Trailing Edge

Year:
2018
Language:
english
File:
PDF, 1.90 MB
english, 2018
29

Efficient height reduction over-the-cell channel router

Year:
1995
Language:
english
File:
PDF, 461 KB
english, 1995