§ 1. That it shall be unlawful for any person in this state, except when upon his own premises, to carry concealed about his person any pistol, bowie-knife, dirk, dagger, slungshot, loaded cane, brass, iron or metallic knuckes or other deadly weapon of like kind. § 2. That any person offending against section one of this act shall be guilty of a misdemeanor, and upon conviction thereof shall be fined or imprisoned in the discretion of the court. . . . § 4. Any person being off his own premises and having upon his person any deadly weapon described in section one, such possession shall be prima facie evidence of the concealment thereof.