The Canadian Patent Office record =
La Gazette du Bureau des brevets.

APA Citation

Canada. Patent Office. (19611969). The Canadian Patent Office record =: La Gazette du Bureau des brevets. Ottawa: Patent Office.

MLA Citation

Canada. Patent Office. The Canadian Patent Office Record =: La Gazette Du Bureau Des Brevets. Ottawa: Patent Office, 19611969.

Warning: These citations may not always be complete (especially for serials).