Apple has used titanium cases for a small number of products, such as the PowerBook G4 that was available from 2001 to 2003.
Apple ໄດ້ ນໍາ ໃຊ້ກໍລະນີ titanium ສໍາ ລັບຜະລິດຕະພັນ ຈໍາ ນວນ ຫນ້ອຍ ເຊັ່ນ PowerBook G4 ທີ່ໃຊ້ໄດ້ຕັ້ງແຕ່ປີ 2001 ເຖິງປີ 2003.