4. Measuring and testing
  5. Model basin and testing tank

William B. Hark

Inventor

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

Details

Inventor

active

Apparatus for creating waves in a body of liquid

Measuring and testing – Model basin and testing tank
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Apparatus for making waves in a body of liquid

Measuring and testing – Model basin and testing tank
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Apparatus for performing operations on a railway track

Railways – Track layers – Track raising car
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Fluid pressurizing station for a pipeline conveyor

Conveyors: fluid current – Having load by-pass around blower or pump
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

William B. Hark does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-455382

  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