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Paul Courbon
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Apremont, FR
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Patents Grants
last 30 patents
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Patent Grant
Portable individual dust collector
Patent number
4,737,171
Issue date
Apr 12, 1988
Charbonnages de France
Paul Courbon
G01 - MEASURING TESTING
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Patent Grant
Individual portable dust collector
Patent number
4,534,230
Issue date
Aug 13, 1985
Charbonnages de France
Paul Courbon
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for selectively sampling dust and like solid particles gr...
Patent number
4,152,923
Issue date
May 8, 1979
Carbonnages de France
Paul Courbon
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
Sampling cup for microbiological suspension particles in an atmosph...
Publication number
20070025884
Publication date
Feb 1, 2007
Peter Gorner
G01 - MEASURING TESTING