4. Electricity: electrical systems and devices
  5. Safety and protection of systems and devices
  6. Ground fault protection

William F. Helwig, Jr.

Inventor

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

Details

Inventor

active

Delay circuit

Fluid handling – With indicator – register – recorder – alarm or inspection means
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Electric current detector circuit

Electricity: electrical systems and devices – Safety and protection of systems and devices – Ground fault protection
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Energy management system

Electrical transmission or interconnection systems – Plural load circuit systems – Selectively connected or controlled load circuits
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Energy saving dishwasher

Electric heating – Heating devices – With power supply and voltage or current regulation or...
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Energy saving dishwasher

Cleaning and liquid contact with solids – Apparatus – Automatic controls
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

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

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

Rate now

     

Profile ID: LFUS-PAI-P-64990

  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