Want to know:
patent /ˈpætnt/ (n, v)In 1880 Alexander Graham Bell was granted a patent on an apparatus for signalling and communicating called a Photophone.
Get a detailed, AI-powered explanation for this question and thousands more on StudyFetch.
Get the Answer for FreeHow StudyFetch Helps You Master This Topic
AI-Powered Answers
Get instant, detailed explanations powered by AI that understands your course material.
Deep Understanding
Go beyond surface-level answers with step-by-step breakdowns and examples.
Personalized Learning
Sparky adapts to your learning style and helps you connect ideas.
Practice & Test
Turn any question into flashcards, quizzes, and practice tests to solidify your knowledge.
Explore More Questions
- Place the following events in order: A) Brown v. Board of Education; B) Plessy v. Ferguson; C) End of Civil War; D) Jim Crow lawsA. C, D, B, A B. B, C, D, A C. D, C, A, B D. C, D, A, B
- Which condition is associated with poor running technique, hard running surfaces, inadequate running shoes, or sudden increase in running?A. Proximal humeral epiphysiolysis B. Shin splints C. Patellofemoral pain syndrome D. Varus overload of the elbow
- to protect the innocent against deception,