Magazine feed stove
Magnetic air heating and impelling apparatus
Magnetic card control microwave oven
Magnetic louver grille hanging system
Magnetically coupled control for cooking platform
Magnetron fault alarm system for a plurality of magnetrons...
Makeup air preconditioner for use with an air conditioning unit
Manifold
Manifold for central heating installations
Manifolds for use in water heat distribution systems
Mantel mounting system
Manually adjustable forced air-flow deflector
Manufacture of a hot water heater tank from a fiber...
Manufacture of exchanger packing
Manufacture of glass-ceramic plates having opening(s) of...
Manufactured housing structure with a deck baffle panel
Masonry fireplace, particularly a baking oven
Masonry structure
Masonry wall vent
Mass which after ignition supplies heat for some time as a...