Inventor

BARTERA RALPH E

US3 patents

⚠️ This page may combine multiple inventors who share the name “BARTERA RALPH E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BARTERA RALPH E

1 patent

US4676225AJun 30, 1987

Method and apparatus for enhancing the pumping action of a geyser pumped tube

BARTERA RALPH E35 citations84

HAINES ELDON L

1 patent

US4478211AOct 23, 1984

Self-pumping solar heating system with geyser pumping action

HAINES ELDON L28 citations82

NASA

1 patent

US3945801AMar 23, 1976

Indicator providing continuous indication of the presence of a specific pollutant in air

NASA2 citations61