4. H - Electricity
  5. 04
  6. R

Richard Hastings-James

H - Electricity – 04 – R

Inventor

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Inventor

Country: Canada

Cool forming of splined transmission hubs

B - Operations – Transporting – 21 – D
Patent

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Loudspeaker telephone apparatus

H - Electricity – 04 – M
Patent

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Loudspeaker telephone apparatus

H - Electricity – 04 – M
Patent

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Multi-filar moving coil loudspeaker

H - Electricity – 04 – R
Patent

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Multi-filar moving coil loudspeaker

H - Electricity – 04 – R
Patent

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Profile ID: LFCA-PAI-P-193035

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