Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wilhelm Renger & Co
Original Assignee
Wilhelm Renger & Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wilhelm Renger & CofiledCriticalWilhelm Renger & Co
Priority to ES30077ApriorityCriticalpatent/ES30077A1/en
Publication of ES30077A1publicationCriticalpatent/ES30077A1/en
A mechanical and chemical procedure at the same time, to make a product with the blood that comes from slaughterhouses that serves as fertilizer in agriculture and as food for certain animals.
A perfected mechanical procedure for the production of raw hides, tanned hides, hides and other similar substances, for which purpose it has made improvements or improvements.
An industrial procedure that consists of the printing of envelopes, circular card strips, postcards, letterheads and labels forming series for unions, industries, professions and hobbies.