4. Industrial electric heating furnaces
  5. Glass furnace device

Sheldon A. Canfield

Inventor

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

Details

Inventor

active

Apparatus for determining fabric tension

Measuring and testing – Vibration – By mechanical waves
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Apparatus for measuring tension in a linear material

Measuring and testing – Volumetric content measuring
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Batch sensor for glass-melting furnaces

Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Electro optical control to detect a filament passing through a g

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

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Electro-optical strand detector

Radiant energy – Photocells; circuits and apparatus – Housings
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

Sheldon A. Canfield does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-349896

  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