Powers of the Industrial Tribunal to set aside an ex-parte award passed on
merits--Whether such an ex parte award passed on merits, when sought to be
set aside by an application showing sufficient cause amounts to seeking review--Point of time at which jurisdiction of the Tribunal begins, for setting aside the
ex parte award-Rule of statutory construction-Industrial Disputes Act, 1957,
sections 11, 17, 17-A and 20 part Ill of the Industrial Dispute (Central) Rules,
1957, Orders IX and XVII of the Civil Procedure Code.