Inventor

SMOKER BENJAMIN K

US4 patents

Patents

4 patents

US5531212AJul 2, 1996

Multi oil furnace

CLEAN BURN INC11 citations69

US5551868ASep 3, 1996

Preheater block for multi oil furnaces

CLEAN BURN INC6 citations58

US5494025AFeb 27, 1996

Heat exchanger for multi oil furnaces

CLEAN BURN INC5 citations57

US5490495AFeb 13, 1996

Cleanout header for multi oil furnaces

CLEAN BURN INC1 citations45