STEP 1

Make a slant line.

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STEP 2

Make a curve line

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STEP 3

Make an "L" shape as shown in the image.

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STEP 4

Make another "L" shape as shown in the image.

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STEP 5

Connect the line.

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STEP 6

Make the box as shown in the image.

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STEP 7

Make another box as shown in the image.

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STEP 8

Draw some details as shown in the image.

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