US PATENT SUBCLASS 434 / 348
.~.~ Correct answer hidden until examinee moves element

Current as of: June, 1999
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434 /   HD   EDUCATION AND DEMONSTRATION

322  DF  QUESTION OR PROBLEM ELICITING RESPONSE {8}
327  DF  .~ Correctness of response indicated to examine by self-operating or examinee actuated means {12}
348.~.~ Correct answer hidden until examinee moves element {1}
349  DF  .~.~.~> Means for receiving examinee's written response

DEFINITION

Classification: 434/348

Correct answer hidden until examinee moves element:

(under subclass 327) Subject matter wherein the correct answer is revealed after the examinee moves some element.

(1) Note. The movement may be manual or through a mechanism of some type.