Exhibit 10.6 PROMISSORY NOTE ---------------Cortelco Systems Inc • June 11th, 1999 • Telephone & telegraph apparatus • Colorado
Company FiledJune 11th, 1999 Industry Jurisdiction
Exhibit 10.6 PROMISSORY NOTE ---------------Cortelco Systems Inc • June 11th, 1999 • Telephone & telegraph apparatus • Colorado
Company FiledJune 11th, 1999 Industry Jurisdiction