4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Optical or pre-photocell system

Johann Lang

Inventor

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

Details

Inventor

active

Method and device for the measurement of off-center rotating com

Optics: measuring and testing – By polarized light examination – With light attenuation
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Method of inspecting the dimensional accuracy of medical ampuls

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
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

Johann Lang does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-751897

  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