4. Internal-combustion engines
  5. Cooling
  6. System drained and/or heat-storing

Harold E. Erwin

Inventor

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

Details

Inventor

active

Apparatus and method for removing cations and anions from an eng

Internal-combustion engines – Cooling – System drained and/or heat-storing
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Automated combustion chamber decarboning squid

Internal-combustion engines – Starting device – Condition responsive control of starting device
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Automotive fluid exchange system

Lubrication – Automobile crank and gear case service
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Automotive-fluid replacement apparatus

Fluid handling – Processes
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Brake flush method

Fluent material handling – with receiver or receiver coacting mea – Evacuation apparatus
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

Harold E. Erwin does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-999729

  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