- US5215444-7
- US5215444-8
- US5215444-9
- US5436538-1
- US5436538-2
- US5436538-3
- US5436538-4
- US5436538-5
- US5436538-6
- US5436538-7
- US5436538-8
- US5436538-9
- WOODWARD COMPENSATING GOVERNOR Patent No 583 527 June 1 1897 001
- WOODWARD COMPENSATING GOVERNOR Patent No 583 527 June 1 1897 002
- WOODWARD COMPENSATING GOVERNOR Patent No 583 527 June 1 1897 003