ffice ePage 5 of the Chief — 31, dtily of e¥dnanse 1944: movements Similar to both of iiiustrate, a cam is used by the breechblock which operates in a the com employed block, for and for of in addition operating operates in patent in the the earlier Te 37 ma. cannon for moving the manner somewhst similer 678,937 for moving the leeking a pivoted lever or tumbler is emmoyed th wm cannon of somewhat the tumbler in patent Bo. 659,507.« locking bleck Lt will thus be SOGN, when Gannon 1s 16 improvement not an properly the upon the that in the sense comes within the scope of any patent ment of April 6, in addition to the foregoing, the agreement that inte for the earlier the on page that 37 mam. earl ler 678,937 utilised statement underatood, of patent No. Stand which to the Memorandum 37 similar operating the to No. breechblock a manner constructions, its the 29 construction construction emmnerated in the agree- should also under- 1903, 37 um, reason that memorandum auch of agreement 1931, was entere was called for in the inte between at the time the mm. cannon The memorandum came up for consideration. attached as "Exhibit ‘te the A" an 3, entered on May 1923, of July agreement parties 2c, you to the 37 referred 37 mm. agreement paragraph of the first to of July memorandum the is L931 second af: — ke # cs pees WF Se !