4. Tools
  5. Wrench, screwdriver, or driver therefor
  6. Handle clutched to head

Hua An Xu

Inventor

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

Details

Inventor

active

Ratcheting driver with helical drive

Tools – Wrench – screwdriver – or driver therefor – Handle clutched to head
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Socket for a socket wrench

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
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

Hua An Xu does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-2212263

  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