I offer a collection of 125 patents around lighter technique of the Dubsky / Karat company, published between 1911 and 1973. Dubsky and later Karat was an austrian company with ligher Brands like Champ, Colonel, Duxi, Duxette, Gent, Gentsport, Gigante, Juwel, Karat, Opal, Perplex, Puff, Rapid, Record, Revolt, Standard, Unigent and ZENITH.
The patent documents are from Austria / Germany / Switzerland (100 patents, in german), USA / Great Britain (18 patents, in english) and France (8 patents, in french) and busy to a great amount with lighters or parts/accessories of lighters.
All patents are complete, that means contain the full text and all drawings (see example). You will get a professional overview about the technical developments of this company which you find nowhere in the world in this good quality / completeness. You can learn a lot about the technical details of old lighters technique.
Delivery is as a zipped file with a patent collection of pdf files (not printed, not a book). You need only the wellknown free programme Acrobat Reader or a similar one to open the files. You can also print each file.
Copyright of the patent collection has only the seller!
Shipping:
You can download this patent collection after payment. I will send a link for downloading a zip-File of about 22 MB with the patent collection. After downloading please unzip the file. Then you will get a data directory with the pdf - patent files.
I will send the link for downloading not later than one day after payment to your ebay email address. Then you have 10 days time to download your patent collection of historical patents.
Payment:
By Paypal or by international bank account transfer (interesting especially for buyers in the EURO region).