Fluid handling
With indicator, register, recorder, alarm or inspection means
Fluid pressure responsive indicator, recorder or alarm
Inventor
active
Control valve having integral visual indicator for fluid safety
Control valve having integral visual indicator for fluid safety
No associations
LandOfFree
Melvin J. Hargraves does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Melvin J. Hargraves, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Melvin J. Hargraves will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1075234