EXHIBIT 99.1
JOINT FILING AGREEMENT
In accordance with Rule 13d-1(k) under the Securities Exchange Act of
1934, as amended, the persons named below agree to the joint filing on behalf of
each of them of a statement on Schedule 13D (including amendments thereto) with
respect to the common stock, $.001 par value per share, of Productivity
Technologies Corp., and further agree that this Joint Filing Agreement be
included as an Exhibit to such joint filing. In evidence thereof, the
undersigned, being duly authorized, have executed this Joint Filing Agreement
this 26th day of March, 2004.
XXXXXXX FINANCIAL GROUP, L.L.C
/s/ Xxxxxx X. Xxxxx By: /s/ Xxxxxxx Xxxxxxx
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Xxxxxx X. Xxxxx Name: Xxxxxxx Xxxxxxx
Its: Managing Member
/s/ Xxxxxxx Xxxxxxx
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Xxxxxxx Xxxxxxx
