4. Acoustics
  5. Diaphragm and enclosure
  6. Rounded enclosure

Ervin Kery

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Art of manufacturing needlepointed accessories

Purses – wallets – and protective covers – Protective cover made of flaccid material – For a racquet
Patent

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Audio speaker system

Acoustics – Diaphragm and enclosure – Rounded enclosure
Patent

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Profile ID: LFUS-PAI-P-38493

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