4. Boots, shoes, and leggings

Frederick B. Metzger

Inventor

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

Details

Inventor

active

Cabin noise suppression in propeller driven aircraft

Aeronautics and astronautics – Aircraft sustentation – Sustaining airfoils
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Method for reducing aircraft cabin noise and vibration

Boots – shoes – and leggings
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Noise reduction means for prop-fan

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Noise reduction means for prop-fan and the construction thereof

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Radial flow devices
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

Frederick B. Metzger does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-956440

  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