4. Harvesters
  5. Convertible

John L. Humphrey

Inventor

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

Details

Inventor

active

Depth/height adjuster for a grass treatment insert

Harvesters – Motorized harvester – Having motor on ground-supported carrier
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Greensroller

Harvesters – Convertible
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Self-propelled vibratory greensroller

Road structure – process – or apparatus – Apparatus – Means to agitate material
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Universal vibratory roller unit

Harvesters – Cutting – Rotating cutting-reel type
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Vibratory device for dispersing a topdressing and correcting...

Earth working – With drive means for tool or cleaner – Vibrating tool
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

John L. Humphrey does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-40159

  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