Patent BE-1904-Jean-Joseph Pregardien

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(This patent was inferred by way of a French successor. Belgian data will likely be on hand at some point.)

Sources

  • Inventor location: Belgium
Patent family descending from Patent BE-1904-Jean-Joseph Pregardien
  • Patent BE-1904-Jean-Joseph Pregardien (English title: Dirigible)
  • Patent FR-1904-346465 (English title: Dirigible, Supplementary to patent: Patent BE-1904-Jean-Joseph Pregardien)
Year filed 1904
Year granted 1904
Office BE
Patent number
Inventors Jean-Joseph Pregardien
Inventor country
Applicant person Jean-Joseph Pregardien
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Ballon dirigeable
English title Dirigible
Tech fields LTA, dirigible
Filing date
Full specification filed date
Application number
Grant date
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories BE K
IPCs
CPCs
Family year 1904
First filing? No
Number of citations
Cited by
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims