|Shipyard||Kaiserliche Werft, Danzig|
|Ordered||27 May 1916|
|Laid down||4 Nov 1916|
|Launched||8 Sep 1917|
|Commissioned||20 Jun 1918|
|Fate||20 Nov 1918 - Surrendered. Sunk as a target on June 30, 1921 about 60 miles S of the Eddystone Lighthouse..|
There was another U 135 in World War Two
That boat was launched from its shipyard on 12 Jun 1941 and commissioned into the Kriegsmarine on 16 Aug 1941. Take a look at U 135 from WWII.