4. Electric heating
  5. Metal heating
  6. For bonding with pressure

Helen F. Roberts

Inventor

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

Details

Inventor

active

Weldable sealants for metal and method of use

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Welding sealants for metals and method of use

Electric heating – Metal heating – For bonding with pressure
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

Helen F. Roberts does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-707798

  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