| Patents for John Herbert Van Deventer |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| GB-191,112,623 | May 23, 1912 | J.H. Van Deventer | Improvements in and relating to rotary engines | |
| 1,046,687 | Dec. 10, 1912 | J.H. Van Deventer | Rotary Engine | rotary steam engines |
| 1,070,085 | Aug. 12, 1913 | J.H. Van Deventer | Rotary engine | |
| 1,070,086 | Aug. 12, 1913 | J.H. Van Deventer | Rotary Engine | rotary steam engines |
| 1,070,087 | Aug. 12, 1913 | J.H. Van Deventer | Metallic Packing | steam engine packing |
| 1,070,088 | Aug. 12, 1913 | J.H. Van Deventer | Counterbalanced Bearing | industrial machine bearings |
