Patent US-1889-414989

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Spiral grooves

  • Inventor location: New York, New York county, NY (FIPSloc=36061, imputed by HistPat)

Sources


Year filed 1889
Year granted 1889
Office US
Patent number 414989
Inventors George H. Ogilvy
Inventor country US
Inventor location
Applicant person George H. Ogilvy
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Projectile
English title Projectile
Tech fields military, projectile, stability
Filing date 1889-06-29
Full specification filed date
Application number
Grant date 1889-11-12
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 0.5
Serial number 316083
Patent agent W. A. Bartlett
Assigned to
National tech categories USPC 244/3.23
IPCs
CPCs CPC F42B10/30
Family year 1889
First filing? 1
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 1
Number of diagram pages 1
Number of figures 3
Number of claims 3