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The ornamental design for a helicopter, as shown. |
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FIG. 1 is a top view of the helicopter;
FIG. 2 is a left side view of the helicopter;
FIG. 3 is a front view of the helicopter;
FIG. 4 is a right side view of the helicopter;
FIG. 5 is a bottom view of the helicopter; and
FIG. 6 is a rear view of the helicopter.
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| 239710, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jul 28 1980 | JOHNSTON GEORGE W JR | BELL HELICOPTER TEXTRON | ASSIGNMENT OF ASSIGNORS INTEREST | 003793 | /0062 | |
| Aug 05 1980 | Bell Helicopter Textron Inc. | (assignment on the face of the patent) | / | |||
| Feb 22 1982 | Textron Inc | BELL HELICOPTER TEXTRON INC , A CORP OF DE | ASSIGNMENT OF ASSIGNORS INTEREST | 003961 | /0334 | |
| Apr 01 2001 | BELL HELLCOPTER MICHIGAN, INC | TEXTRON IPMP L P | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016283 | /0404 | |
| Apr 01 2001 | BELL HELICOPTER TEXTRON, INC | BELL HELICOPTER MICHIGAN, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016283 | /0439 |
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