4. Electricity: electrical systems and devices
  5. Safety and protection of systems and devices
  6. Motor protective condition responsive circuits

Winfried Gräf

Inventor

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

Details

Inventor

active

Safety switching device for safely switching off an...

Electricity: electrical systems and devices – Safety and protection of systems and devices – Motor protective condition responsive circuits
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

System for reliable prevention of the restarting of a machine

Electrical transmission or interconnection systems – Personnel safety or limit control features
Reexamination Certificate

  [ 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

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

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

Rate now

     

Profile ID: LFUS-PAI-P-2736323

  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