-
Electric Lac Frothing Machina (CH-530) Patent Certificate
-
Electric Lac Frothing Machina (CH-536) Patent Certificate
-
Spuma factorem (CH-180 gradus) patent libellum
-
Ovum pulsatori (CH-530) patent certificatorium
-
Ovum patentibus pulsatori libellum
-
Patentes lac frater stare libellum
-
Vinum apertorium (CH-809B) testimonium patentis
-
Ovum pulsatori (CH542) testimonium patent
-
Electric Lac Frothing Machina (CH-541) Patent Certificate
-
Cylindrical Egg Beater (CH543) Patent Certificate
-
Intellectual Property certificatorium
-
Intellectual Property certificatorium