The BROWNING warranty is valid only if the warranty printed form included in the package has been filled and returned.
Here are the files (PDF) of the original Owner's Manuals :

MK 10/38/60/70
PDF 9.698 Ko

The use of these items are subject to usual copyright and intellectual ownership.
No part may be used or reproduced without written permission of Browning International.
BROWNING INTERNATIONAL S.A. © 2020 Parc industriel des Hauts-Sarts, 3ème Avenue, 25, B-4040, HERSTAL, BELGIUM R.P.M.- Liège : 0430.037.226