Propeller
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Description
FIG. 1 is a front and right side perspective view of a propeller showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a front and right side perspective view of a second embodiment of the propeller;
FIG. 6 is a front elevational view of FIG. 5;
FIG. 7 is a left side elevational view of FIG. 5;
FIG. 8 is a rear elevational view of FIG. 5;
FIG. 9 is a front right side perspective view of a third embodiment of the propeller;
FIG. 10 is a front elevational view of FIG. 9;
FIG. 11 is a left side elevational view of FIG. 9; and,
FIG. 12 is a rear elevational view of FIG. 9.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D297761 | September 20, 1988 | Shiraki |
2390879 | December 1945 | Hagen |
670541 | September 1963 | CAX |
2084664 | April 1982 | GBX |
Patent History
Patent number: D326080
Type: Grant
Filed: Nov 2, 1989
Date of Patent: May 12, 1992
Assignee: Teknovent Oy (Martinniemi)
Inventor: Heikki Vartiala (Helsinki)
Primary Examiner: Kay H. Chin
Law Firm: Ladas & Parry
Application Number: 7/430,788
Type: Grant
Filed: Nov 2, 1989
Date of Patent: May 12, 1992
Assignee: Teknovent Oy (Martinniemi)
Inventor: Heikki Vartiala (Helsinki)
Primary Examiner: Kay H. Chin
Law Firm: Ladas & Parry
Application Number: 7/430,788
Classifications
Current U.S. Class:
Propeller (D12/214)