Inventor

ESTILL ANDREW F

US2 patents

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

DAYTON POWER & LIGHT COMPANY

1 patent

US4979294ADec 25, 1990

Boiler tube repair method

DAYTON POWER & LIGHT COMPANY39 citations84

DAYTON POWER AND LIGHT COMPANY

1 patent

US5193257AMar 16, 1993

Boiler tube repair apparatus

DAYTON POWER AND LIGHT COMPANY4 citations55