Drilldown: Patents

Jump to navigation Jump to search
Patents > National tech categories: USPC 244/3.23 & Number of text pages: 1-2

Use the filters below to narrow your results.

Office:
Inventors:
George E. Wells (2) · Frank M. Ashley (2)
Inventor country:
Applicant person:
None (4) · George E. Wells (2) · Frank M. Ashley (2)
Applicant firm:
Applicant type:
Applicant is inventor:
Full specification filed date:
Application number:
Granted:
Publication date:
Related to aircraft:
National tech categories: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 40 results in range #1 to #40.

View (previous 50 | next 50) (20 | 50 | 100 | 250 | 500)


View (previous 50 | next 50) (20 | 50 | 100 | 250 | 500)