4. Acoustics
  5. Auditorium

John S. Andrews

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Beta-carbolines, process for their production and their use in p

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
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N-hetaryl imidazole derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
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Particle separating apparatus

Gas separation – With nonliquid cleaning means for separating media – Solid agent cleaning member movingly contacts apparatus
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Radial upblast exhaust fan apparatus

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Vane or deflector
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Silencer for ventilation ducts

Acoustics – Auditorium
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Profile ID: LFUS-PAI-P-711924

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