Transportation – Aircraft – spacecraft – or fuselage – Element or attachment
Design Patent
2007-12-26
2008-12-23
Rademaker, Charles A. (Department: 2916)
Transportation
Aircraft, spacecraft, or fuselage
Element or attachment
Design Patent
active
D0583298
CLAIM:
The ornamental design for a keel for an airship, as shown and described.
REFERENCES:
patent: 167036 (1875-08-01), Stevenson
patent: 518702 (1894-04-01), Schermerhorn
Laney Therin
Swearingen Steven
Christensen O'Connor Johnson & Kindness PLLC
Rademaker Charles A.
Sipos Dana L
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