Attached files
file | filename |
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EX-3.8 - EXHIBIT 3.8 AMENDED AND RESTATED BYLAWS - SIGMA LABS, INC. | s1a2020917_ex3z8.htm |
EX-23.1 - EXHIBIT 23.1 AUDITOR'S CONSENT - SIGMA LABS, INC. | s1a2020917_ex23z1.htm |
EX-5.1 - EXHIBIT 5.1 LEGAL OPINION - SIGMA LABS, INC. | s1a2020917_ex5z1.htm |
EX-4.5 - EXHIBIT 4.5 PREFERRED CERTIFICATE - SIGMA LABS, INC. | s1a2020917_ex4z5.htm |
EX-4.4 - EXHIBIT 4.4 UNIT PURCHASE OPTION - SIGMA LABS, INC. | s1a2020917_ex4z4.htm |
EX-4.3 - EXHIBIT 4.3 WARRANT AGENCY AGREEMENT - SIGMA LABS, INC. | s1a2020917_ex4z3.htm |
EX-4.2 - EXHIBIT 4.2 COMMON STOCK PURCHASE WARRANT - SIGMA LABS, INC. | s1a2020917_ex4z2.htm |
EX-3.9 - EXHIBIT 3.9 CERTIFICATE OF DESIGNATION - SIGMA LABS, INC. | s1a2020917_ex3z9.htm |
EX-1.1 - EXHIBIT 1.1 UNDERWRITING AGREEMENT - SIGMA LABS, INC. | s1a2020917_ex1z1.htm |
S-1/A - S-1 AMENDMENT NO. 2 - SIGMA LABS, INC. | s1a2020917_s1z.htm |