4. Supports
  5. Pipe or cable
  6. Extending through plate

Alan H. Spencer

Representative

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

Details

Representative

active

No affiliations

10.times. Microscope objective

Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

10X Two element eyepiece

Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

40x Microscope objective

Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Abbe condenser

Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Abbe refractometer

Optics: measuring and testing – Refraction testing – Prism engaging specimen
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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

Alan H. Spencer does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-53598

  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