# Relationship history for MSHA mine 3003644

Current hierarchy: **Eldon M  King → D & H Materials Inc → Fintec 570 S/N 2007570414**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Eldon M  King → Fintec 570 S/N 2007570414; 2006-07-21 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** D & H Materials Inc → Fintec 570 S/N 2007570414; 2008-07-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Eldon M  King → D & H Materials Inc; 2008-07-03 to current/open; source msha-controller-operator-history