| 摘要 |
<p>1,184,301. Photo-copying machines. GAF CORP. Feb. 6, 1968 [Feb. 7, 1967], No. 5933/68. Heading G2A. The apparatus is substantially the same as that described and illustrated in Specification 1,176, 730, the electrical control circuit Fig. 8, (not shown) being modified so as to prevent jamming of the copy paper due to inaccurate sensing of the original sheet caused by incorrect insertion thereof, as, for example, insertion at an angle (which may actuate more than one of the supply rolls of copy paper at the same time), or premature insertion of a second original.</p> |
