This is an original copy of the Official Gazette of the United States Patent Office, issued on April 22, 1919. It contains a list of patents issued by the government patent office in Washington, DC. The book is in softcover. The language of the book is English, and it has special attributes as a 1st edition. The publisher of the book is the Government Printing Office, and it was printed in 1919. The book is a collectible item for those interested in antique books and the history of the United States Patent Office. Vol. 261 No. 4 SEE PHOTOS FOR CONDITION. Please contact us if you have ANY questions about this item! Your satisfaction is important to us! Please check out our store here! All items sold "as is" Returns on collectible items will not be accepted without all original packaging if it was included in the sale. If the item is sold as unopened, returns will not be accepted if the item has been opened.SEE PHOTOS FOR CONDITION. Please contact us if you have ANY questions about this item! Your satisfaction is important to us! Please check out our store here! All items sold "as is" Returns on collectible items will not be accepted without all original packaging if it was included in the sale. If the item is sold as unopened, returns will not be accepted if the item has been opened.