A - Human Necessities – 63 – H
Patent
A - Human Necessities
63
H
46/51, 46/93
A63H 3/00 (2006.01) A63H 27/10 (2006.01)
Patent
CA 1255102
-18- ABSTRACT OF THE DISCLOSURE A balloon containing a volume of lighter than air gas sufficient to render it buoyant has attached to it self adjusting expandable or collapsible spring-like member in order to counteract the buoyancy of the balloon and retain it at an essentially stationary vertical position.
551785
Hallmark Cards Incorporated
Smart & Biggar
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