関連ワード:  when was the toothbrush invented and for what purpose    when were toothbrushes first used    when was the toothbrush invented and by whom    why was the electric toothbrush invented  
結果 : when was the toothbrush invented and for what purpose
4:29

How the Toothbrush Was Invented

History Scope
63,482 回視聴 - 6 年前

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4:38

You Won't Believe What the First Toothbrush Was Made of

Smithsonian Channel
18,867 回視聴 - 9 年前
1:40

Who INVENTED the TOOTHBRUSH ? | Google Arts & Culture

Google Arts & Culture
26,930 回視聴 - 5 年前
2:31

toothbrush made out of hair? The history of the toothbrush

DIO IMPLANT
2,350 回視聴 - 3 年前
1:14

Who Actually Invented the Electric Toothbrush?

ExpertVillage Leaf Group
134 回視聴 - 3 年前
2:02

The History of The Toothbrush

Best Brush Co.
1,319 回視聴 - 3 年前
15:58

The History of the Toothbrush – How Our Ancestors Brushed Their Teeth

The Babocks' Show
4,543 回視聴 - 3 年前
3:00

Who invented the Toothbrush?

Fascinating Facts
585 回視聴 - 4 年前
4:52

7,000 Year Old Toothbrush vs Future Toothbrush !!

Dental Digest
47,680,778 回視聴 - 2 年前
3:04

Smile Lobby-History of the Toothbrush

SmileLobby
12,903 回視聴 - 13 年前
1:06

HISTORY OF FIRST TOOTHBRUSH!!#toothbrush#history

V Five
300 回視聴 - 2 年前
1:13

Dental Care & History : How Is a Toothbrush Made?

ehow
1,106 回視聴 - 15 年前
2:51

The Origin & History Of The TOOTHBRUSH! Who Created The Teeth Whitening Wonder Stick?

VintageMillennial
167 回視聴 - 6 年前
3:48

1st Toothbrush: Muslim Invention | Muslim Heroes & Inventors | Islamic Cartoon for Kids: IQRACartoon

Muslim Heroes & Inventors
84,704 回視聴 - 4 年前
0:52

Toothbrush and Toothpaste from India! #shorts

Dental Digest
45,048,917 回視聴 - 2 年前
0:11

The first toothbrush was invented in China... #shorts

Be Aware
447 回視聴 - 8 日前
0:56

Trying the oldest toothbrush in the world to whiten my teeth

James Edward
821,320 回視聴 - 1 年前
0:57

APPLE Made a TOOTHBRUSH?!

Kyle Krueger
9,114,457 回視聴 - 1 か月前