CA 244/16

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CA 244/16 is a Canadian patent category for helicopters with "automatic or condition-responsive control."[1][2][3]

References

  1. ↑ Subclasses of patent class CA 244
  2. ↑ Definition of subclass CA 244/16
  3. ↑ List of Canadian patents in subclass CA 244/16 filed before 1925

This wiki has 0 patents in category "CA 244/16".



Enclosing categories CA 244/15
Subcategories
Keywords Helicopter, Control
Start year
End year
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