Page values for "Patent DE-1908-239989"

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"Patents" values

1 row is stored for this page
FieldField typeAllowed valuesValue
Year_filedDate1908
Year_grantedDate1911
OfficePageDE
Patent_numberString239989
InventorsList of Page, delimiter: ;Paul Lehmann
Inventor_countryList of Page, delimiter: ;DE
Applicant_personList of Page, delimiter: ;Paul Lehmann
Applicant_typeList of String, delimiter: ;INDIV
Applicant_is_inventorBooleanYes
Original_titleStringVorrichtung zur Änderung der Höhenlage von starren Ballons
English_titleStringApparatus for changing the elevation of rigid balloons
Tech_fieldsList of Page, delimiter: ;LTA • Navigation • Control • Elevation • Rigid • Gas • Ballonet • Non-rigid • Balloons • Air pressure
Filing_dateDate1908-01-18
GrantedBooleanYes
Publication_dateDate1911-10-26
Related_to_aircraftStringYes · Partially · No1
National_tech_categoriesList of Page, delimiter: ;DE 77h.3
IPCsList of Page, delimiter: ;IPC B64B1/62
CPCsList of Page, delimiter: ;CPC B64B1/62
Family_yearDate1908
First_filingBooleanYes
Number_of_text_pagesInteger2
Number_of_claimsInteger1
Number_of_diagram_pagesInteger1
Number_of_figuresInteger2
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