4. Machines not elsewhere specified
  5. Refrigeration machinery and apparatus
  6. Element or attachment

Douglas Ritterling

Inventor

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

Details

Inventor

active

Air compressor system

Pumps – Ambulant – body supported – or with carrying handle
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Combined wet/dry vacuum

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Element or attachment
Design Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Folder with slide-stiffener assembly

Books – strips – and leaves – Book – element thereof – or accessory therefor
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Portable wet/dry vacuum cleaner

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Design Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Portion of a laundry appliance

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Laundry or dry cleaning type
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 Ritterling 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 Ritterling, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Douglas Ritterling will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-P-797541

  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