Patents
Patents for F24B 7 - Stoves, ranges, or flue-gas ducts, with additional provisions for convection heating (916)
08/1978
08/15/1978CA1036449A1 Fireplace heating system
08/01/1978US4103826 Heat exchanger for a freestanding heating unit
08/01/1978US4103735 Heat exchanger
11/1977
11/29/1977US4060196 Heat extractor for stoves
09/1977
09/27/1977US4050628 Heat reclaimer
09/27/1977US4050627 Adjustable heat recovery system for flue stacks
09/13/1977US4047490 Recuperative heating system
05/1977
05/31/1977US4026264 Portable fireplace heating unit
05/03/1977US4020823 Hot air heating system
04/1977
04/19/1977US4018209 Air heater
04/05/1977US4015579 Space heater
02/1977
02/22/1977US4008705 Freestanding-fireplace and stove heat shield
02/15/1977US4007726 Forced air assembly for space heater
09/1976
09/21/1976US3981292 Heater
04/1976
04/27/1976US3952721 Stove with cooking plate
03/1976
03/16/1976US3944136 Small building heating system
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