ANSWERS TO CORRESPONDENTS
" Subscriber,” Oamant. —The area of Canada is 3.648,723 square miles, nf Australia 2,974,581 square miles, and the Union nf South Africa 472,347- square miles. The area of the continent of Africa, including the Islands, is 11,498,000 square miles. Patentee.” Dunedin. — In order to ascertain whether an invention has been patented a search of the records would be necessary. This may entail much time or little, and the charge would be governed by this consideration. The best plan Is to consult a registered patent agent, who would-ad-vise as to cost and procedure. « Ambitious," Glenore. —The construction of a septic tank is a somewhat difficult .undertaking which demands expert knowledge. We understand the Public Works - Department would advise on the details of construction, and it would be necessary to get In touch with the Department of Public Health from which particulars of interest to you would bo available.
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https://paperspast.natlib.govt.nz/newspapers/ODT19350125.2.47
Bibliographic details
Otago Daily Times, Issue 22479, 25 January 1935, Page 8
Word Count
149ANSWERS TO CORRESPONDENTS Otago Daily Times, Issue 22479, 25 January 1935, Page 8
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