Bottles and jars – Nursing bottles and nipples
Patent
1979-09-28
1983-08-30
Ross, Herbert F.
Bottles and jars
Nursing bottles and nipples
137511, 137854, A61J 904
Patent
active
044012241
ABSTRACT:
An infant's feeding bottle employing a valve to assure approximately atmospheric pressure within the bottle during feeding, the valve and valve stem being of like material and of simple unitary construction whereby to avoid numerous problems such as rust, sticking, and development of unsanitary conditions associated with other valves under like conditions of use.
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Brosler Edward
Brosler Merwyn
Ross Herbert F.
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