Patent FR-1834-4367

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Inventor location: Aix (Bouches-du-Rhône) / Paris (47, rue de Charonne, hôtel Vaucanson, Seine)


Year filed 1833
Year granted 1834
Office FR
Patent number 4367
Inventors Gaspard Gregroire
Inventor country FR
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Applicant is inventor? 1
Original title ballon nommé par l'auteur hydrostatique, et qui a pour but de déterminer la profondeur de la mer
English title a balloon with the specialised function of determining sea depth
Tech fields LTA
Filing date 1833-10-03
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Grant date 1834-02-03
Granted? 1
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Supplementary to patent
Related to aircraft? 1?
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Family year 1833
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Cites these patents
Citations from after 1930
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