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Class Information
Number: 55/DIG.27
Name: Gas separation > Cleaners, liquid

Patents under this class:

Patent Number Title Of Patent Date Issued
7988909 Method and apparatus for conditioning room air Aug. 2, 2011
4094930 Moisturized air-filter for internal combustion engines Jun. 13, 1978
4017280 Anti-pollution device for incinerators and the like Apr. 12, 1977

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