P
PatentIndex
Search
Landscape
Sign in
Inventor
PARENT CHARLES R
US
2 patents
Patents
2 patents
US5134684A
Jul 28, 1992
Electric air or gas heater utilizing a plurality or serpentine heating elements
GTE PROD CORP
50 citations
89
US5111527A
May 5, 1992
Electric heater with thermistor temperature control
GTE PROD CORP
11 citations
67