.... For convenience, section 10 of the Act is set out below:
"10. Contents of specifications.—(1) Every specification, whether provisional or complete, shall describe the...behalf under this Act, drawings may, and shall, if the Controller so requires, be supplied for the purposes of any specification, whether complete or provisional; and any drawings so supplied shall...section, a complete specification filed after a provisional specification may include claims in respect of developments of, or additions to, the invention which was described in the provisional...