UL 464

For UL 464, laboratory is FM Approvals; standard title is Audible Signal Appliances, verified against its source on 2026-08-10.

What the source says

UL 464 | Audible Signal Appliances |

— osha.gov, retrieved 2026-08-10

Source

• osha.govhttps://www.osha.gov/nationally-recognized-testing-laboratory-program/fm

Last verified against source: 2026-08-10. Due for re-check by 2026-12-08. This page as Markdown · OKF bundle · full dataset as JSON.