Item 16377 - UM SYSTEMA PARA PRODUCÇÃO DE FREQUENCIA SUBSTANCIALMENTE CONSTANTE PARA SYSTEMAS DE RADIO-COMUNICAÇÃO

Open original Digital object

Identity area

Reference code

0.1 - Acervo Histórico de patentes do INPI-16377

Title

UM SYSTEMA PARA PRODUCÇÃO DE FREQUENCIA SUBSTANCIALMENTE CONSTANTE PARA SYSTEMAS DE RADIO-COMUNICAÇÃO

Date(s)

  • 10/12/1919 (Creation)

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Item

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application/pdf

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Scope and content

UM SISTEMA PARA PRODUÇÃO DE FREQUÊNCIA SUBSTANCIALMENTE CONSTANTE PARA SISTEMAS DE RÁDIO-COMUNICAÇÃO

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Domínio público

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  • pt-br

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191919016377

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