Itrich; Earl R.

Follow

Organization

Tucson, AZ, US

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Replaceable passenger tabulating and recording card reader unit
- Patent number 3,935,428
- Issue date Jan 27, 1976
- Itrich; Earl R.
- Earl R. Itrich
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks