He graduated from WUT in Poland and invented the Walkie-Talkie in America / Business - Innovations - Technology (BIT of WUT) / Research / Home - Warsaw University of Technology
Inventing the Walkie Talkie — Rossland Museum & Discovery Centre
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1947 OLD MAGAZINE PRINT AD, PACHNER & KOLLER, THE "WALKIE TALKIE" SURFACE LURE! | eBay
Vintage Circuit Bent Walkie Talkie "the Stranger Things" 1960s Black | Reverb Canada
Walkie-talkie - Wikipedia
Walkie-talkie - Wikipedia
Walkie Talkie
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Kids Walkie Talkie (3-Piece Set) - Little Learners Toys
Wireless Walkie Talkie,5-Watt Dual Band Two Way Radio with Includes Full Kit with Li-ion Battery Portable Walkie Talkies - Walmart.com
Inventing the Walkie Talkie — Rossland Museum & Discovery Centre
Vintage Circuit Bent Walkie Talkie "the Stranger Things" 1960s Black | Reverb Canada