Inventor
KELLER JR FREDERICK J
US4 patents
⚠️ This page may combine multiple inventors who share the name “KELLER JR FREDERICK J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CARRIER CORP
3 patentsUS5167491ADec 1, 1992
High to low side bypass to prevent reverse rotation
CARRIER CORP59 citations88
USD349565SAug 9, 1994
Top cover with discharge orifice for the outdoor unit of an air conditioning split system
CARRIER CORP19 citations79
US5647533AJul 15, 1997
Run time criteria to control indoor blower speed
CARRIER CORP6 citations60