4. Measuring and testing
  5. Fluid pressure gauge
  6. Null balance type

Guerry L. Hahn

Inventor

Rate now
  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Inventor

active

Apparatus for indicating subsea well head pressure

Measuring and testing – Fluid pressure gauge – Null balance type
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Choke

Valves and valve actuation – Fluid actuated or retarded – Fluid and non-fluid actuators
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Flow control apparatus

Valves and valve actuation – Balanced valves – Reciprocating
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

No associations

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Guerry L. Hahn does not yet have a rating. At this time, there are no reviews or comments for this inventor.

If you have personal experience with Guerry L. Hahn, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Guerry L. Hahn will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-P-1250276

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.

Canada

 Charities
 Companies
 MP Candidates
 Patents
 Employee Salary Disclosure

World

 Places of the World
 Scientific Papers

United States

 Banks
 Companies
 Counties
 Patents
 Employee Salary Disclosure