Drilldown: Patents

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Patents > Office : DE or NO or SE & Tech fields : LTA or propulsion & Patent agent: None & Family year: 1890 - 1899

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Inventors:
Richard Czygan (3) · Henry Boinet (2) · Raphael Ernst May (2) · Andreas Ozegowski (2) · Paul Nipkow (2) · Georg Gabrielii (2)
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Applicant person:
None (19) · Richard Czygan (3) · Georg Gabrielii (2) · Raphael Ernst May (2)
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