IPC 2013 : E03B 7/14 : Devices for thawing frozen pipes.

IPC2013 > E > E03 > E03B > E03B 7/00 > E03B 7/14[2] > Devices for thawing frozen pipes.
Notes[t] E01 - E06: BUILDING
E SECTION E — FIXED CONSTRUCTIONS.
E03 WATER SUPPLY; SEWERAGE.
E03B INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER (drilling wells, obtaining fluids in general from wells E21B; pipe-line systems in general F17D).
E03B 7/00 Water main or service pipe systems (pipes or tubes in general F16L).
E03B 7/14 · · Devices for thawing frozen pipes.