4. Chain, staple, and horseshoe making
  5. Chain making
  6. Sprocket chain

Donald L. DeVall

Inventor

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

Details

Inventor

active

Apparatus for repairing chains

Chain – staple – and horseshoe making – Chain making – Sprocket chain
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Drill bit

Boring or penetrating the earth – Bit or bit element – Forked rotary nontracking
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Drill head assembly

Tool driving or impacting – Processes
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Drill head assembly

Tool driving or impacting – Work cleansing
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Drill head assembly

Tool driving or impacting – Hammer or tool shaft reciprocated by gripping means which... – With fixed means cyclically contacted by grip structure
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

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

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

Rate now

     

Profile ID: LFUS-PAI-P-1368756

  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