Screen for protecting recreational vehicle heating system

Details Screen for protecting recreational vehicle heating system Screen for protecting recreational vehicle heating system

1989-01-04

1990-06-19

Joyce, Harold

Stoves and furnaces

Stoves

Heating

F23L 100

Patent

active

049343343

ABSTRACT:
A screen for covering inlet and/or outlet ducts in a heating system in a recreational vehicle for substantially preventing insects and the like from entering the heating system.

REFERENCES:
patent: 2966838 (1961-01-01), Thompson et al.
patent: 3394696 (1968-07-01), Cooper
patent: 3426742 (1969-02-01), Passarello
patent: 3509865 (1970-05-01), Robinson
patent: 3662735 (1972-05-01), Jackson
patent: 3765823 (1973-10-01), Kawabata et al.
patent: 4108144 (1978-08-01), Wilhoite

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