Inventor
LAIPPLY ROBERT A
US8 patents
Patents
8 patentsUS4793637ADec 27, 1988
Tube connector with indicator and release
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US5139049AAug 18, 1992
Refrigeration system service adapter
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US4923228AMay 8, 1990
Integral quick-connect tube connector
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US4745894AMay 24, 1988
Oil drain valve
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US4889368ADec 26, 1989
Combination quick-connect and thread-disconnect tube connector
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US5720197AFeb 24, 1998
Crimper assembly
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US5505428AApr 9, 1996
Non-metallic identical half coupling
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US4786029ANov 22, 1988
Connect-against-pressure coupling
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