Yuav ua li cas tshwm sim tom qab Alexander Graham Bell tuag?
Yuav ua li cas tshwm sim tom qab Alexander Graham Bell tuag?

Video: Yuav ua li cas tshwm sim tom qab Alexander Graham Bell tuag?

Video: Yuav ua li cas tshwm sim tom qab Alexander Graham Bell tuag?
Video: yuav tau tsim kho tus kheej lub neej thiaj yuav vam meej tau 2024, Kaum ib hlis
Anonim

Tswb tuag kev thaj yeeb rau lub Yim Hli 2, 1922, ntawm nws lub tsev hauv Baddeck ntawm Cape Breton Island, Nova Scotia, Canada. Tsis ntev tom qab nws kev tuag , tag nrho cov xov tooj kaw lus raug kaw rau ib feeb nyob rau hauv tribute rau nws ntse heev.

Yog li ntawd, ua li cas thaum Alexander Graham Bell tuag?

Tswb tuag Lub Yim Hli 2, 1922, thaum muaj hnub nyoog 75 xyoo hauv Nova Scotia, Canada. Qhov ua rau nws kev tuag yog mob ntshav qab zib. Nws dim ntawm nws tus poj niam thiab ob tug ntxhais.

Alexander Graham Bell hloov lub ntiaj teb no li cas? Alexander Graham Bell yog nto moo tshaj plaws rau nws invention ntawm lub xov tooj. Tswb yuav tsum tau sib tw mus rau lub chaw ua haujlwm patent thiaj li yuav tau txais nws patent thawj. Nws yog thawj zaug thiab, vim li ntawd, Tswb thiab nws cov tub ua lag luam tau muaj txiaj ntsig patent uas yuav hloov lub ntiaj teb no . Lawv tsim lub Tswb Xov tooj tuam txhab nyob rau hauv 1877.

Yog li ntawd, dab tsi tshwm sim rau Alexander Graham Bell tom qab nws tsim lub xov tooj?

Tswb patent 174, 465, yog muab rau Tswb Lub Peb Hlis 7, 1876, los ntawm US Patent Office. Lub Peb Hlis 10, 1876, peb hnub qab nws patent yog tso tawm, Tswb ua tiav tau txais nws xov tooj ua haujlwm, siv a kua transmitter zoo ib yam li Grey tus tsim.

Thaum twg Alexander Bell tuag?

Peb Hlis 2, 1922

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