10. An inspector may, for the purposes of this Act,(1) have access at any reasonable time to any place where an appliance is manufactured, held in stock, offered for sale or lease, or sold;
(2) examine any appliance, subject it to testing to see if it conforms to this Act, carry it to another place, if necessary, and return it as soon as possible once testing is completed;
(3) examine and make copies of books, records, accounts, files and other documents;
(4) be accompanied by the person or persons he chooses.