Any firm, company, association, corporation or partnership in the business of gas appliance repair or employing gas appliance servicemen shall post a single bond annually in the amount of one thousand dollars ($1,000.00) under the terms and conditions of section 34-17, which bond shall cover all servicemen employed by the company. Individual servicemen, not employees, shall post a bond of five hundred dollars ($500.00) under such section. (Mont. Co. Code 1965, § 95-11.)