1 Exhibit 5 A CUSIP 533543 20 3 INCORPORATED UNDER THE LAWS OF THE STATE OF OHIO THE LINCOLN ELECTRIC COMPANY CLEVELAND, OHIO THIS CERTIFIES THAT is the owner of Class A Common Shares without par value, fully paid and non-assessable, of THE LINCOLN ELECTRIC COMPANY transferable on the books of said Company in person or by duly authorized attorney upon surrender of this Certificate duly endorsed. This certificate shall not be valid until countersigned by the Transfer Agent and registered by the registrar. WITNESS the seal of the Company and the signatures of its duly authorized officers. Dated: /s/ F.G. Stone /s/ D.F. Hastings - -------------------- [seal] --------------------- Secretary Chairman of the Board Countersigned and Registered KEYCORP SHAREHOLDER SERVICES, INC. (Cleveland, Ohio) Transfer Agent and Registrar By Authorized Signature 2 For value Received hereby sell, assign, and transfer unto ------------------------ - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- of the Shares represented by the within Certificate and do hereby irrevocably constitute and appoint Attorney - ---------------------------------------------------------------------- to transfer the said Shares on the Books of the within named Company with full power of substitution in the premises Dated 19 ------------------------ ---- In Presence of --------------------------------------------------------------- - ------------------------------------------ NOTICE THE SIGNATURE OF THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME AS WRITTEN UPON THE FACE OF THIS CERTIFICATE IN EVERY PARTICULAR WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATEVER