Patent drawing - EolePatent - . Public domain  image

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Patent drawing - EolePatent - . Public domain image

description

Резюме

Public domain photograph of experimental aircraft, prototype, aviation design and development, no copyright restrictions image - Picryl description

date_range

Дата

1900
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Источник

Wikimedia Commons
copyright

Информация о правах

public domain

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patent drawings
патентные чертежи