Water main or service pipe systems (pipes or tubes in general F16L)

Child Classifications

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• E03B 7/003
• E03B 7/006
• E03B 7/02 Public or like main pipe systems
• E03B 7/04 Domestic or like local pipe systems (domestic plumbing E03C1/02)
• E03B 7/07 Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
• E03B 7/09 Component parts or accessories (tools for cleaning pipes B08B9/02; devices for preventing contamination of drinking water pipes for domestic use E03C1/10; devices for preventing damage in case of bursts of pipes F16L; heating or cooling of pipes or pipe systems F16L53/00)