Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Cavett, James David
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Madsen, Christian Hald
Inventor: Warren, Keith S.
Inventor: Moon, Dwayne C.
Inventor: Bauer, deceased, Rudolf, Bauer, heir, by Annelise
Inventor: Halka, Chester J.
Inventor: Flemer, III, William