4. Recording, communication, or information retrieval equipment
  5. Video or audio transmission, recording or playback equipment
  6. Element or attachment

Douglas H. Ferguson

Inventor

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

Details

Inventor

active

Controller and display

Equipment for production – distribution – or transformation of ene – Distribution – modification or control – Switch or casing therefor
Design Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

In-line telephony data protector with line condition announce

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Of trunk or long line
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Monitoring technology

Communications: electrical – Continuously variable indicating – Condition responsive
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Transmitter antenna

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Design Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Transmitter antenna

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Design 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

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

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

Rate now

     

Profile ID: LFUS-PAI-P-2386336

  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