| 1/00 | Tobacco pipes (bee-keepers' pipes A01K 55/00) |
| 1/02 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) |
| 1/04 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) with smoke chamber or slobber traps |
| 1/06 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) with smoke chamber or slobber traps inside the pipe |
| 1/08 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) with smoke chamber or slobber traps inside the pipe inside the stem |
| 1/10 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) with smoke chamber or slobber traps inside the pipe inside the bowl |
| 1/12 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) with smoke chamber or slobber traps outside the pipe |
| 1/14 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) with smoke chamber or slobber traps outside the pipe with liquid-container |
| 1/16 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) with zigzag or like passages for the smoke |
| 1/18 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) with non-absorbent linings |
| 1/20 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) with absorbent linings |
| 1/22 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with arrangements for cleaning or cooling the smoke (hookahs A24F 1/3) with arrangements for cooling by air, e.g. pipes with double walls |
| 1/24 | Tobacco pipes (bee-keepers' pipes A01K 55/00) for burning the tobacco from below |
| 1/26 | Tobacco pipes (bee-keepers' pipes A01K 55/00) with filling devices |
| 1/28 | Tobacco pipes (bee-keepers' pipes A01K 55/00) Tubular pipes, e.g. in the form of cigars |
| 1/30 | Tobacco pipes (bee-keepers' pipes A01K 55/00) Hookahs |
| 1/32 | Tobacco pipes (bee-keepers' pipes A01K 55/00) Selection of materials for pipes |
| 3/00 | Tobacco pipes combined with other objects (smoking appliances on walking sticks or canes A45B 3/16) |
| 3/02 | Tobacco pipes combined with other objects (smoking appliances on walking sticks or canes A45B 3/16) with cleaning appliances |
| 5/00 | Bowls for pipes |