4. Telephonic communications
  5. With check operated control
  6. Other than coin

Itzhak Wulkan

Inventor

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

Details

Inventor

active

Apparatus for facilitating the making of a calling card telephon

Telephonic communications – With check operated control – Other than coin
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Telecommunications call management system

Telephonic communications – With usage measurement – Call charge metering or monitoring
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

Itzhak Wulkan does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-1328466

  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