This case deals with minimum wage laws and sex discrimination, much like Adkins v. Children's Hospital[?] 261 US 525 1923 and Muller v. Oregon 208 US 412 1908.
See also:
... 6(1) ECHR); limits on privacy rights as are accepted as in Canada (Article 8(2) ECHR: except such as is in accordance with the law and is necessary in a democrat ...