Patent AU-1905-4472

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We've marked this as a "first filing" but it probably isn't -- the same inventor filed very similar patents in GB, AU, MX, and other places, and probably NZ or GB was first.

  • CPC tech class: Steering or slowing-down by extensible flaps or the like
  • Inventor location: Christchurch, New Zealand ; an engineer

Sources


Year filed 1905
Year granted 1906
Office AU
Patent number 4472
Inventors Edward Smethurst
Inventor country NZ
Inventor location
Applicant person Edward Smethurst
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Improved means for controlling the speed of screw propelled vessels and for manoeuvring the same
English title Means of controlling the speed of screw-propelled ships
Tech fields propeller, control, speed
Filing date 1905-10-28
Full specification filed date
Application number
Grant date 1906-02-13
Granted? 1
Publication date
Supplementary to patent Patent US-1904-793746
Related to aircraft? .5
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs
Family year 1904
First filing? 1
Cites these patents
Citations from after 1930 1
Application ID
INPADOC family ID
Number of text pages 2
Number of diagram pages 2
Number of figures 5
Number of claims 3