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Richard C. Luedtke
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Cobham, Surrey KT11, GB
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last 30 patents
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Patent Grant
Urinal mat
Patent number
5,398,347
Issue date
Mar 21, 1995
Richard C. Luedtke
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Urinal mat
Patent number
5,313,672
Issue date
May 24, 1994
Richard C. Luedtke
E03 - WATER SUPPLY SEWERAGE
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Patent Grant
Anti-splash mat for urinal or the like
Patent number
D329893
Issue date
Sep 29, 1992
Richard C. Luedtke
D23 - Environmental heating and cooling
Information
Patent Grant
Toilet anti-splash device
Patent number
4,866,793
Issue date
Sep 19, 1989
Richard C. Luedtke
E03 - WATER SUPPLY SEWERAGE