File:Patente Telegrafo Sem Fio.jpg

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Description
Português: Patente do Transmissor e Receptor de Telegrafia Sem Fio,obtida no Departamento de Patentes dos Estados Unidos, n.775.846, em 22 de Novembro de 1904.
Date
Source Pe. Roberto Landell de Moura - Patente do "Wireless Telegraph" - Transmissor e Receptor de Telegrafia - N.775.846 - obtida em 22 de Novembro de 1904.
Author Pe. Roberto Landell de Moura - 1904
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(Reusing this file)		 Material de Dominio Público.

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current05:26, 17 March 2009Thumbnail for version as of 05:26, 17 March 20091,380 × 2,134 (704 KB)Valumbrosius (talk | contribs){{Information |Description={{pt-br|1=Patente do Transmissor e Receptor de Telegrafia Sem Fio,obtida no Departamento de Patentes dos Estados Unidos, n.775.846, em 22 de Novembro de 1904.}} |Source=Pe. Roberto Landell de Moura - Patente do "Wireless Telegra

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