Section 22. The register may issue process of attachment and of execution, and all other processes and all warrants, letters and licenses necessary to carry into effect any order, judgment or decree of the courts, and they may run into any county and shall be executed and obeyed throughout the commonwealth. A facsimile of his signature imprinted by him on all such warrants, letters and licenses and all processes except executions shall have the same validity as his written signature. He may appoint appraisers to make any inventory required to be returned to said courts.