Sentry Safety Control Corp. - 10, 20 ,33, 66 - Sound Lamp - Replacement Bulb Model- 4A/T8/25

Sentry Safety Control Corp. - H Special, J, K, IV - 16mm Movie Projector - Replacement Bulb Model- CXR/CXL

Sentry Safety Control Corp. - H, H Special, H-3, III, IV - Sound Lamp - Replacement Bulb Model- 4A/T8/25

Sentry Safety Control Corp. - J, K, L, M - Sound Lamp - Replacement Bulb Model- BFT

Sentry Safety Control Corp. - L - 16mm Movie Projector - Replacement Bulb Model- DFD

Sentry Safety Control Corp. - Universal 10, 33, 66 - 35mm Movie Projector - Replacement Bulb Model- DMX, DRS

Sentry Safety Control Corp. - Universal III, H, H-3, J - 16mm Movie Projector - Replacement Bulb Model- DDB, CZX/DAB