De Pigneratitia Actione Adversus Tertium Rei Oppigneratae Possessorem Non Competente : Dissertatio Juridica / Quam Consentiente Inclyto Jureconsultorum Ordine In Academia Ruperto-Carolina Pro Summis In Utroque Jure Honoribus Rite Assequendis Conscripsit Georgius Philippus Godofredus Fresenius, Moeno-Francofurtanus