| http://www.w3.org/ns/prov#value | - The housing, in Fig. 3, denoted generally by the numeral 204, is a standard or conventional housing in which the spur gear 68 is housed in driving relationship with a gear on the end of the driven shaft for a particu lar cylinder, said housing being suitably fastened to standard 200 such as by means of bolts 206, or the like.
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