Page values for "Patent FR-1897-271948"

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"Patents" values

1 row is stored for this page
FieldField typeAllowed valuesValue
Year_grantedDate1897
OfficePageFR
Patent_numberString271948
InventorsList of Page, delimiter: ;Clément Ader
Inventor_countryList of Page, delimiter: ;FR
Applicant_is_inventorBooleanYes
Original_titleStringballon dirigeable
English_titleStringDirigible
Tech_fieldsList of Page, delimiter: ;Dirigibles
Grant_dateDate1897-11-06
GrantedBooleanYes
Related_to_aircraftStringYes · Partially · NoYes
National_tech_categoriesList of Page, delimiter: ;FR 6.3
Family_yearDate1897
First_filingBooleanNo