The term “cemetery” as used herein shall be deemed to refer to any public cemetery owned, managed or controlled by any city, village or township within this state. “Cemetery Board” as used herein shall be construed as referring to and including any board, trustees or public official or officials invested by law with the duty of managing or controlling any public cemetery as herein defined. “Burial space” means a lot or portion thereof in any cemetery as aforesaid designed and intended for the interment of human bodies or of a human body, but not used for such purpose. “Owner” means any person or persons owning or possessing the privilege, license or right of interment in any burial space.