April 12, 2012
> Form 10-K > Birchtech Corp.
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Form: 10-K
Annual report pursuant to Section 13 and 15(d)
April 12, 2012
Documents
10-K
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EX-10.2
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EX-10.6
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EX-10.8
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EX-31.1
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EX-31.2
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EX-32.1
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EX-32.1
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EXCLUSIVE PATENT AND KNOW-HOW AGREEMENT
Published on
April 12, 2012
EXHIBIT 10.2
