卡特彼勒 的概念车或原型车

Caterpillar 12E (99E) '1959–65

 

 

• Graders

Caterpillar D6B '1959–67

• Dozers

Caterpillar 944A '12.1959–????

 

• Wheel loaders

Caterpillar 630A '1960–????

• Scrapers

Caterpillar 631A '1960–62

 

 

 

• Scrapers

Caterpillar 922A '1960–62

Caterpillar 966A '1960–63