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2002-04-16
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1989-10-24
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1997-09-30
Substituted biphenylpyridones
ES8100430A1
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1980-11-01
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1987-08-07
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1993-05-13
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1991-11-21
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1987-01-20
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EP0473555A3
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1992-09-09
Improvements on liquid gas containers and their distributor valve, in particular for use in campers and the like
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1989-04-26
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1989-10-25
Check valves
GB2216238B
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1992-01-15
Improvements in hydraulic valve devices
GB1520719A
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1978-08-09
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AU538360B2
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1984-08-09
Anti-surge valve in hydraulic systems
ZA867019B
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1987-03-16
Combined pressure regulated and check valve
JPS52145923A
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1977-12-05
Service valve and emergency valve for use in trailer
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1986-01-22
Valve seat grinding device and tool for using the same
UA8552A1
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1996-09-30
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1989-03-01
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1992-02-12
Improvements in safety valves with flat elastomeric seals
UA12675A
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1997-02-28
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1991-03-10
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1994-10-25
Secondary metabolism activation (saf) factor polypeptide, gene,promoter and use for expression in streptomyces
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1989-04-05
Improvements in safety valves with flat polymeric seals
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1988-09-21
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