4. Electrical audio signal processing systems and devices
  5. Including frequency control

Albert Frederick Hansen

Inventor

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

Details

Inventor

active

Check valve

Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Diaphragm multi-port valve assembly

Fluid handling – Systems – Supply and exhaust
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Diaphragm valve

Fluid handling – Line condition change responsive valves – With separate connected fluid reactor surface
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Pipe coupling

Pipe joints or couplings – Packed – Wedge
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Pipe coupling

Pipe joints or couplings – Convertible
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

Albert Frederick Hansen does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-477403

  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