Fastening Technology | MCQs

    Q1: Who invented the safety pin?

    سیفٹی پن کس نے ایجاد کیا؟
    • A. Charles Goodyear
    • B. Stewart Harshone
    • C. Walter Hunt
    • D. None of these
✅ Correct: 0 | ❌ Wrong: 0 | 📊 Total Attempted: 0