2024 30 CFR 77.401 – Stationary grinding machines; protective devices

2023 30 CFR 77.401 – Stationary grinding machines; protective devices

2022 30 CFR 77.401 – Stationary grinding machines; protective devices

2021 30 CFR 77.401 – Stationary grinding machines; protective devices

2020 30 CFR 77.401 – Stationary grinding machines; protective devices

2019 30 CFR 77.401 – Stationary grinding machines; protective devices

2016 30 CFR 77.401 – Stationary grinding machines; protective devices

2015 30 CFR 77.401 – Stationary grinding machines; protective devices

2014 30 CFR 77.401 – Stationary grinding machines; protective devices

2010 30 CFR 77.401 – Stationary grinding machines; protective devices

2009 30 CFR 77.401 – Stationary grinding machines; protective devices