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specially adapted for locomotives
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CPC
F22D1/42
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Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F22
Steam generation
F22D
PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FEED-WATER SUPPLY CONTROLLING WATER LEVEL AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN BOILERS
F22D1/00
Feed-water heaters
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F22D1/42
specially adapted for locomotives
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Patents Grants
last 30 patents
Information
Patent Grant
2679238
Patent number
2,679,238
Issue date
May 25, 1954
F22 - STEAM GENERATION
Information
Patent Grant
2376068
Patent number
2,376,068
Issue date
May 15, 1945
F22 - STEAM GENERATION
Information
Patent Grant
2267941
Patent number
2,267,941
Issue date
Dec 30, 1941
F22 - STEAM GENERATION
Information
Patent Grant
2245496
Patent number
2,245,496
Issue date
Jun 10, 1941
F22 - STEAM GENERATION
Information
Patent Grant
2235557
Patent number
2,235,557
Issue date
Mar 18, 1941
F22 - STEAM GENERATION
Information
Patent Grant
2220365
Patent number
2,220,365
Issue date
Nov 5, 1940
F22 - STEAM GENERATION
Information
Patent Grant
2200492
Patent number
2,200,492
Issue date
May 14, 1940
F22 - STEAM GENERATION
Information
Patent Grant
2157774
Patent number
2,157,774
Issue date
May 9, 1939
F22 - STEAM GENERATION
Information
Patent Grant
2151125
Patent number
2,151,125
Issue date
Mar 21, 1939
F22 - STEAM GENERATION
Information
Patent Grant
2148761
Patent number
2,148,761
Issue date
Feb 28, 1939
F22 - STEAM GENERATION
Information
Patent Grant
2141899
Patent number
2,141,899
Issue date
Dec 27, 1938
F22 - STEAM GENERATION
Information
Patent Grant
2117152
Patent number
2,117,152
Issue date
May 10, 1938
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
2105822
Patent number
2,105,822
Issue date
Jan 18, 1938
F22 - STEAM GENERATION
Information
Patent Grant
2105817
Patent number
2,105,817
Issue date
Jan 18, 1938
F22 - STEAM GENERATION
Information
Patent Grant
2103225
Patent number
2,103,225
Issue date
Dec 21, 1937
F22 - STEAM GENERATION
Information
Patent Grant
2095239
Patent number
2,095,239
Issue date
Oct 12, 1937
F22 - STEAM GENERATION
Information
Patent Grant
2095238
Patent number
2,095,238
Issue date
Oct 12, 1937
F22 - STEAM GENERATION
Information
Patent Grant
2088917
Patent number
2,088,917
Issue date
Aug 3, 1937
F22 - STEAM GENERATION
Information
Patent Grant
2085782
Patent number
2,085,782
Issue date
Jul 6, 1937
F22 - STEAM GENERATION
Information
Patent Grant
2081050
Patent number
2,081,050
Issue date
May 18, 1937
F22 - STEAM GENERATION
Information
Patent Grant
2078785
Patent number
2,078,785
Issue date
Apr 27, 1937
F22 - STEAM GENERATION
Information
Patent Grant
2057189
Patent number
2,057,189
Issue date
Oct 13, 1936
F22 - STEAM GENERATION
Information
Patent Grant
2054733
Patent number
2,054,733
Issue date
Sep 15, 1936
F22 - STEAM GENERATION
Information
Patent Grant
2039163
Patent number
2,039,163
Issue date
Apr 28, 1936
F22 - STEAM GENERATION
Information
Patent Grant
2032522
Patent number
2,032,522
Issue date
Mar 3, 1936
F22 - STEAM GENERATION
Information
Patent Grant
2031468
Patent number
2,031,468
Issue date
Feb 18, 1936
F22 - STEAM GENERATION
Information
Patent Grant
2029505
Patent number
2,029,505
Issue date
Feb 4, 1936
F22 - STEAM GENERATION
Information
Patent Grant
2019567
Patent number
2,019,567
Issue date
Nov 5, 1935
F22 - STEAM GENERATION
Information
Patent Grant
2011819
Patent number
2,011,819
Issue date
Aug 20, 1935
F22 - STEAM GENERATION
Information
Patent Grant
2009577
Patent number
2,009,577
Issue date
Jul 30, 1935
F22 - STEAM GENERATION
Patents Applications
last 30 patents