Skin Diving History

 




















  
 
Early Mfg. & Retailers - Hope-Page Engineering Corp No.4 return to Early Mfg & Retailers - Hope-Page Engineering Corp -





1954 HOPE-PAGE ENGINEERING CORP. P. O. BOX 6541 GRUNION SAVS ITS MORE FUN WITH A "SAFETY FIRST" NON - RETURN VALVE KIT CONTAINS Intake Check Valve Exhaust Check Valve Intake Valve Casing Cap Exhaust Valve Casing Cap "T" Section Valve Casing 1 Rubber Mouthpiece 2 Clamps Simple Installation Instructions. SAfETY $24.95 LONG BEACH 15, CALIFORNIA Non-Return Valve The Performance This valve is a PRECISION machined assembly, and is MACHINED from a SOLID piece of ORDER NOW! METAL NO MORE panic from losing mouthpiece, (even if the mouthpiece comes out at the end of a breath), valve will allow replacement and continued breathing with no additional effort. NO MORE losing fish while you spend time trying to clear water out of breathing hoses. NO MORE water filling hoses (valve will allow the exchange of snorkel and breathing unit mouthpiece while face is submerged.) NO MORE gurgling from water that has seeped in around the mouthpiece into breathing hoses. Dealer Inquiries Invited The Performance of this Valve is Unconditionally Guaranteed GRUNNION
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