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on 21 Apr 2024
SURFACE COMBUSTION, INC.
71456983 · 23 Nov 1942
13 Jul 2033
034
Atmosphere Correcting Gas Converters for Heat Treating Furnaces
on 02 Apr 2024
Surface Combustion, Inc.
74386593 · 03 May 1993
28 Dec 2033
011
industrial heat treat furnaces,VACUUM DRAW
on 19 Oct 2023
Surface Combustion, Inc.
78090389 · 26 Oct 2001
18 Feb 2033
007
011
INDUSTRIAL HEAT TREAT FURNACES, NAMELY PUSHER FURNACES, TEMPER FURNACE...
on 24 Jan 2023
Surface Combustion, Inc.
78077909 · 07 Aug 2001
09 Jul 2032
009
COMPUTER SOFTWARE TO CONTROL THE OPERATION OF AN INDUSTRIAL HEAT TREAT...
on 05 Jan 2023
SURFACE COMBUSTION INC
72098017 · 27 May 1960
21 Jun 2032
034
Industrial Heating Equipment Including Furnaces, Ovens and Auxiliary E...
on 13 Apr 2022
Surface Combustion, Inc.
74090730 · 24 Aug 1990
20 Aug 2031
009
for electrical control panels for ion processing industrial heat treat...
on 09 Mar 2022
SURFACE COMBUSTION, INC.
71438780 · 12 Dec 1940
22 Apr 2031
034
Furnaces Used in the Industrial Arts
on 03 Mar 2022
SURFACE COMBUSTION, INC.
71438777 · 12 Dec 1940
15 Apr 2031
034
Apparatus for Producing a Gas for Use as a Special Atmosphere in Indus...
on 29 Dec 2021
Surface Combustion, Inc.
74051925 · 23 Apr 1990
22 Jan 2031
011
industrial heat treat furnace,industrial heat treat furnace
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