| 1/00 | Arrangements of guns or missile launchers; Vessels characterised thereby (submarines B63G 8/00; guns, missile launchers F41) |
| 3/00 | Arrangements of ammunition stores or handlers (specially for submarines B63G 8/00; feeding ammunition missiles or projectiles to guns in general F41A 9/00); Vessels characterised thereby (general cargo aspects B63B) |
| 3/02 | Arrangements of ammunition stores or handlers (specially for submarines B63G 8/00; feeding ammunition missiles or projectiles to guns in general F41A 9/00); Vessels characterised thereby (general cargo aspects B63B) for torpedoes |
| 3/04 | Arrangements of ammunition stores or handlers (specially for submarines B63G 8/00; feeding ammunition missiles or projectiles to guns in general F41A 9/00); Vessels characterised thereby (general cargo aspects B63B) for missiles |
| 3/06 | Arrangements of ammunition stores or handlers (specially for submarines B63G 8/00; feeding ammunition missiles or projectiles to guns in general F41A 9/00); Vessels characterised thereby (general cargo aspects B63B) for mines or depth charges |
| 5/00 | Vessels characterised by adaptation to torpedo-launching (submarines B63G 8/00; torpedo-launching per seF41F 3/00) |
| 6/00 | Laying of mines or depth charges; Vessels characterised thereby (arrangements on submarines for mine-laying B63G 8/33) |
| 7/00 | Mine-sweeping; Vessels characterised thereby |
| 7/02 | Mine-sweeping; Vessels characterised thereby Mine-sweeping means; Means for destroying mines |
| 7/04 | Mine-sweeping; Vessels characterised thereby Mine-sweeping means; Means for destroying mines by means of cables |
| 7/06 | Mine-sweeping; Vessels characterised thereby Mine-sweeping means; Means for destroying mines of electromagnetic type |
| 7/08 | Mine-sweeping; Vessels characterised thereby Mine-sweeping means; Means for destroying mines of acoustic type |
| 8/00 | Underwater vessels, e.g. submarines (submarine hulls B63B 3/13; diving chambers with mechanical link, e.g. cable, to a base B63C 11/34; divers' sleds B63C 11/46; torpedoes F42B 19/00) |
| 8/04 | Underwater vessels, e.g. submarines (submarine hulls B63B 3/13; diving chambers with mechanical link, e.g. cable, to a base B63C 11/34; divers' sleds B63C 11/46; torpedoes F42B 19/00) Superstructure |
| 8/06 | Underwater vessels, e.g. submarines (submarine hulls B63B 3/13; diving chambers with mechanical link, e.g. cable, to a base B63C 11/34; divers' sleds B63C 11/46; torpedoes F42B 19/00) Superstructure Conning-towers |
| 8/08 | Underwater vessels, e.g. submarines (submarine hulls B63B 3/13; diving chambers with mechanical link, e.g. cable, to a base B63C 11/34; divers' sleds B63C 11/46; torpedoes F42B 19/00) Propulsion (nuclear propulsion B63H 21/18; submerged exhausting apparatus F01N 13/12; propulsion power plants or units per se, see the relevant classes) |
| 8/10 | Underwater vessels, e.g. submarines (submarine hulls B63B 3/13; diving chambers with mechanical link, e.g. cable, to a base B63C 11/34; divers' sleds B63C 11/46; torpedoes F42B 19/00) Propulsion (nuclear propulsion B63H 21/18; submerged exhausting apparatus F01N 13/12; propulsion power plants or units per se, see the relevant classes) using steam plant |
| 8/12 | Underwater vessels, e.g. submarines (submarine hulls B63B 3/13; diving chambers with mechanical link, e.g. cable, to a base B63C 11/34; divers' sleds B63C 11/46; torpedoes F42B 19/00) Propulsion (nuclear propulsion B63H 21/18; submerged exhausting apparatus F01N 13/12; propulsion power plants or units per se, see the relevant classes) using internal-combustion engines |
| 8/14 | Underwater vessels, e.g. submarines (submarine hulls B63B 3/13; diving chambers with mechanical link, e.g. cable, to a base B63C 11/34; divers' sleds B63C 11/46; torpedoes F42B 19/00) Control of attitude or depth (of torpedoes F42B 19/00) |
| 8/16 | Underwater vessels, e.g. submarines (submarine hulls B63B 3/13; diving chambers with mechanical link, e.g. cable, to a base B63C 11/34; divers' sleds B63C 11/46; torpedoes F42B 19/00) Control of attitude or depth (of torpedoes F42B 19/00) by direct use of propellers or jets |