exact
SOUND BARRIERS
exact
SOUND BARRIERS
Trademarks matching 'sound barriers'
Summary of page content
1966-11-17
871064
1969-06-10
US
-
17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
acoustical products-namely, for sound absorptive materials made of combinations of asbestos, aluminum and fiberglass and employed in building duct work and the like for thermal, acoustical and vibration attenuation
2020-05-31
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