Oak Industries said it won’t have a quorum.

Oak Industries acknowledged that failure to reach a needed 51% quorum would force the adjournment of today’s special shareholder meeting to gain stockholder approval of Allied-Signal’s proposed purchase of Oak’s materials division. The postponed vote will be April 4 at Oak’s Rancho Bernardo headquarters building. A spokeswoman for Oak said that, although proxy cards returned to date indicate a “positive” votE, Oak’s offiCers poStpOnEd the meeting because only 40% of the cards needed for a quorum had been received.