McVitie Weston valve collection, Sylvania valve, type 41
- Made:
- 1934
Sylvania valve, type 41, marked U.S. NAVY C.H.S., (RMW/Y429B - McVitie Weston number), by Sylvania Electric Products Incorporated, 1934.
Sylvania valve, type 41, marked U.S. NAVY C.H.S., (RMW/Y429B - McVitie Weston number), by Sylvania Electric Products Incorporated, 1934.