| All Patents in class 123/657 |
Patents 1 -
15
of 26
      |
| Number | Title | Classification(s) |
| 125,166 | Improvement in Gas Engines | 123/657, 123/65VD, 123/68, 123/74AA, 92/152 |
| 278,256 | Gas Engine | 123/26, 123/61V, 123/657, 123/65VB, 123/65WA, 123/69V |
| 301,078 | Gas Motor Engine | 123/144, 123/55.7, 123/657, 123/65B, 123/65VB, 123/65VD |
| 312,494 | Gas Engine | 123/144, 123/195HC, 123/197.1, 123/39, 123/41.33, 123/41.56, 123/657 |
| 313,922 | Gas Engine | 123/143R, 123/657 |
| 328,970 | Gas Engine | 123/144, 123/188.3, 123/193.1, 123/195HC, 123/197.1, 123/274, 123/292, 123/556, 123/657, 123/65R, 123/65VD, 123/68, 123/72, 123/90.17, 92/169.1 |
| 334,109 | Motor Engine Worked by Combustible Gases or Petroleum | 123/179.28, 123/47R, 123/657, 123/73V, 123/76, 123/90.6 |
| 341,538 | Gas Engine | 123/55.7, 123/657, 123/65VB, 123/70V |
| RE10,750 | Air and Gas Engine | 122/32, 123/657, 184/18 |
| 386,210 | Gas Engine | 123/144, 123/182.1, 123/41.33, 123/41.72, 123/657, 123/65WA, 123/73AB |
| 391,486 | Gas Engine | 123/39, 123/47R, 123/657, 123/65VA, 123/73V |
| 448,386 | Gas or Gasoline Engine | 123/146, 123/195HC, 123/197.1, 123/657, 123/84 |
| 511,158 | Gas Engine | 123/657 |
| 585,434 | Explosive Engine | 123/41.44, 123/657, 123/65VB, 123/71V, 123/73AB, 123/73B, 123/73F |
| 590,080 | Explosive Gas Engine | 123/145R, 123/190.2, 123/55.4, 123/657, 123/88 |
