4. Boots, shoes, and leggings
  5. Boots and shoes
  6. Occupational or athletic shoe

Carston R. Calkin

Inventor

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

Details

Inventor

active

Emergency drag stretcher

Beds – Field stretcher – With restraining means
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Extrication and spinal restraint device

Surgery – Body protecting or restraining devices for patients or infants – Restrainers and immobilizers
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Extrication and spinal restraint device

Surgery – Truss – Pad
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Removable walking attachment for ski boots

Boots – shoes – and leggings – Boots and shoes – Occupational or athletic shoe
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Rescue stretcher

Transportation – Perambulator – invalid chair – or stretcher
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

Carston R. Calkin does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-202012

  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