EXHIBIT A
JOINT FILING AGREEMENT
The undersigned hereby agree that the statement on Schedule 13D with
respect to the Common Stock of Nocopi Technologies, Inc., dated March 1, 1999,
is, and any further amendments thereto signed by each of the undersigned shall
be, filed on behalf of each of the undersigned pursuant to and in accordance
with the provisions of Rule 13d-1(f) under the Securities Exchange Act of 1934,
as amended.
Dated as of: March 1, 1999
Signature:
/s/ Xxxxxx Xxxxxxxxx
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Xxxxxx Xxxxxxxxx
/s/ Xxxx X. Xxxxxxxx
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Xxxx X. Xxxxxxxx
/s/ Xxxxxx Xxxxxxx
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Xxxxxx Xxxxxxx
/s/ Xxxxxxx Xxxxxxxxx
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Xxxxxxx Xxxxxxxxx
/s/ Xxxxxxx Xxxxxxxx
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Xxxxxxx Xxxxxxxx
/s/ Xxxxxxx Xxxxxxx
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Xxxxxxx Xxxxxxx
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